Trond Nordfjærn

About

++Sabbatical research leave 01.07.2022 - 30.06.2023.++ New supervision of Msc and Cand.psychol candidates will be accepted after this period.

Main domains of research and supervision:

Social psychological factors and transportation mode use
Risk and safety psychology with a particular focus on transport safety
Substance use and misuse in subgroups, specifically among patients with substance use disorders (SUD) and young adults in the general population
Quantitative and qualitative research methods

Background and research profile:

Full Professor in Social Psychology, Department of Psychology, NTNU (2017 - ).

20% Senior research position at St.Olav's University Hospital, Clinic of Substance Use and Addiction Medicine (2017 - ).

20% Senior research position at NTNU Social Research/Samfunnsforskning (Studio Apertura). NFR funded position by the Safety and Security in Transport (TRANSIKK) Research Programme. (2013 - 2016).

Senior Researcher at the Norwegian Institute of Public Health (Sirus/FHI), Department of Drugs and Addiction (2013 - 2016).

Two doctoral degrees in psychology. PhD June 2011 thesis entitled: "Patients with Substance Use Disorders: An investigation of Relapse, Substance Use and Recovery", Dr. philos September 2011 thesis entitled: "Risk judgements, attitudes and behaviour in transport: Temporal, geographical and cultural differences".

Elected lifetime member of the Royal Norwegian Society of Sciences and Letters Academy (DKNVS) 2020 -

Frequently invited reviewer for highly ranked international journals and other committees related to fields of expertise.

Awarded the scientific prize for young excellent researchers in the social sciences who have documented outstanding talent, originality and effort, and who have achieved extremely good results in their fields. Awarded by the Royal Norwegian Society of Sciences and Letters Academy (DKNVS) (2018)

Awarded the scientific prize from the Regional Health Care Enterprise (Helse Midt-Norge RHF) for excellent research among highly prioritized patient groups (2011).

Head of the Research Group on Transportation at the Department of Psychology, NTNU: https://www.ntnu.edu/psychology/transportation

Head coordinator of the Introduction and Bachelor programmes at the Department of Psychology, NTNU (2017 - 2021).

Pedagogical development programme for university lecturers (PEDUP), NTNU (2018 - 2019).

Publications

2023

Andersson, Helle Wessel; Mosti, Mats Peder; Nordfjærn, Trond. (2023) Inpatients in substance use treatment with co-occurring psychiatric disorders: a prospective cohort study of characteristics and relapse predictors. BMC Psychiatry. volum 23 (1).
Academic article
Mehdizadeh, Milad; Nordfjærn, Trond; Klöckner, Christian Andreas Nikolaus. (2023) Estimating financial compensation and minimum guaranteed charge for Vehicle-to-Grid technology. Energy Policy.
Academic article
Nissen, Oda; Nilsen, David; Nordfjærn, Trond; Hara, Karen Walseth; Stiles, Tore C. (2023) Who returns to work? Exploring the role of interpersonal problems in occupational rehabilitation. Journal of occupational rehabilitation.
Academic article

2011

Rundmo, Torbjørn; Nordfjærn, Trond; Iversen, Hilde Hestad; Oltedal, Sigve; Jørgensen, Stig Halvard. (2011) The role of risk perception and other risk-related judgements in transportation mode use. Safety Science. volum 49 (2).
Academic article
Nordfjærn, Trond. (2011) Do severity levels of substance use relate to self-reported variations in psychosocial distress?. Journal of Substance Use. volum 16 (6).
Academic article
Nordfjærn, Trond. (2011) Patients with substance use disorders. An investigation of relapse, substance use and recovery. 2011. ISBN 978-82-471-2878-7.
Doctoral dissertation
Nordfjærn, Trond. (2011) Relapse patterns among patients with substance use disorders. Journal of Substance Use. volum 16 (4).
Academic article
Nordfjærn, Trond. (2011) Risk judgements, Attitudes and Behaviour in Transport: Temporal, Geographical and Cultural Differences. 2011.
Doctoral dissertation
Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2011) A cross-cultural comparison of road traffic risk perceptions, attitudes towards traffic safety and driver behaviour. Journal of Risk Research. volum 14 (6).
Academic article
Rundmo, Torbjørn; Nordfjærn, Trond; Roche-Cerasi, Isabelle. (2011) Objective and perceived travel mode risk. Perception of transport risk and urban travel mode use.
Academic chapter/article/Conference paper

2010

Nordfjærn, Trond; Hole, Reidar; Rundmo, Torbjørn. (2010) Interrelations between Patients' Personal Life Events, Psychosocial distress and Substance Use. Substance Use & Misuse. volum 45 (7-8).
Academic article
Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2010) An investigation of driver attitudes and behaviour in rural and urban areas in Norway. Safety Science. volum 48 (3).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2010) Differences in risk perception, priorities, worry and demand for risk mitigation related to transport among Norwegians in 2004 and 2008. Safety Science. volum 48 (3).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn; Hole, R.. (2010) Treatment and recovery as perceived by patients with substance addiction. Journal of Psychiatric and Mental Health Nursing. volum 17 (1).
Academic article

2009

Jørgensen, Stig Halvard; Nordfjærn, Trond; Rundmo, Torbjørn. (2009) Does Place of Residence Matter in Risk Judgement and Attitudes towards Mode of Transportation?. Studies of risk perception and transport safety (Rotunde nr. 90).
Academic chapter/article/Conference paper
Nordfjærn, Trond; Rundmo, Torbjørn. (2009) Perceptions of traffic risk in an industrialised and a developing country. Transportation Research Part F: Traffic Psychology and Behaviour. volum 12 (1).
Academic article

2006

Nordfjærn, Trond. (2006) Perceived risk in an industrialized and a developing country : an examination of risk perception in Norway and Ghana. 2006.
Master thesis

Journal publications

Andersson, Helle Wessel; Mosti, Mats Peder; Nordfjærn, Trond. (2023) Inpatients in substance use treatment with co-occurring psychiatric disorders: a prospective cohort study of characteristics and relapse predictors. BMC Psychiatry. volum 23 (1).
Academic article
Mehdizadeh, Milad; Nordfjærn, Trond; Klöckner, Christian Andreas Nikolaus. (2023) Estimating financial compensation and minimum guaranteed charge for Vehicle-to-Grid technology. Energy Policy.
Academic article
Nissen, Oda; Nilsen, David; Nordfjærn, Trond; Hara, Karen Walseth; Stiles, Tore C. (2023) Who returns to work? Exploring the role of interpersonal problems in occupational rehabilitation. Journal of occupational rehabilitation.
Academic article
Andersson, Helle Wessel; Mosti, Mats Peder; Nordfjærn, Trond. (2022) Suicidal ideation among inpatients with substance use disorders: Prevalence, correlates and gender differences. Psychiatry Research. volum 317.
Academic article
Ehteshamrad, Shideh; Saffarzadeh, Mahmood; Mamdoohi, Amir Reza; Nordfjærn, Trond. (2022) Behaviour of parents and children in the way they use public transport: A case study of Iranian households. Case Studies on Transport Policy. volum 10 (1).
Academic article
Høydal, Maritha Orseth; Nordfjærn, Trond. (2022) Shared parenting with an individual affected by a substance use disorder: a pilot study. Tidsskrift for Norsk Psykologforening. volum 59 (8).
Academic article
Mehdizadeh, Milad; Ardameh, Saleh; Nordfjærn, Trond. (2022) A hybrid speed choice model: The role of human factors. Transportation letters. volum 15 (2).
Academic article
Mehdizadeh, Milad; Nordfjærn, Trond; Klöckner, Christian Andreas Nikolaus. (2022) Drunk or Sober? Number of alcohol units perceived to be safe before riding e-scooter. Accident Analysis and Prevention. volum 181.
Academic article
Mehdizadeh, Milad; Nordfjærn, Trond; Kløckner, Christian. (2022) A systematic review of the agent-based modelling/simulation paradigm in mobility transition. Technological Forecasting and Social Change. volum 184.
Academic literature review
Mehdizadeh, Milad; Zavareh, Mohsen; Nordfjærn, Trond. (2022) Explaining trip generation during the COVID-19 pandemic: A psychological perspective. Journal of Transport and Health. volum 26.
Academic article
Nadimi, Navid; Nordfjærn, Trond; Lori, Hamed Shamsadini; Khalifeh, Vahid. (2022) Improving attitudes toward cycling in a Middle East and North Africa region city. Journal of urban planning and development. volum 149 (1).
Academic article
Zabihi, Farimah; Davoodi, Seyed Rasoul; Nordfjærn, Trond. (2022) Investigating the role of health belief model on seat belt use for front seat passengers on urban and rural roads. International Journal of Injury Control and Safety Promotion.
Academic article
Hezaveh, Amin; Cherry, Christopher; Nordfjærn, Trond. (2021) A home-based approach to understanding the effect of spatial autocorrelation on seat belt non-use. Transportation Research Part F: Traffic Psychology and Behaviour. volum 77.
Academic article
Johannessen, Dagny Adriaenssen; Geirdal, Amy Østertun; Nordfjærn, Trond. (2021) Investigating the factor structure of a translated recovery-orientation instrument in inpatient treatment for substance use disorder. Substance Abuse Treatment, Prevention, and Policy. volum 16 (24).
Academic article
Johannessen, Dagny Adriaenssen; Nordfjærn, Trond; Geirdal, Amy Østertun. (2021) Work-Related Satisfaction among Clinicians Working at Inpatient Treatment Facilities for Substance Use Disorder: The Role of Recovery Orientation. International Journal of Environmental Research and Public Health. volum 18 (14).
Academic article
Nordfjærn, Trond; Mehdizadeh, Milad; Zavareh, Mohsen. (2021) Social psychology of Coronavirus disease 2019: Do fatalism and comparative optimism affect attitudes and adherence to sanitary protocols?. Frontiers in Psychology. volum 12.
Academic article
Nordfjærn, Trond; Melby, Line; Kaasbøll, Jannike; Ådnanes, Marian. (2021) The importance of interdisciplinarity in accommodating patient needs among norwegian nurses. Journal of Psychiatric and Mental Health Nursing. volum 29 (1).
Academic article
Shoabjareh, Azamsadat Hosseini; Mamdoohi, Amir Reza; Nordfjærn, Trond. (2021) Analysis of Pedestrians’ Behavior: A Segmentation Approach Based on Latent Variables. Accident Analysis and Prevention. volum 157.
Academic article
Zavareh, Mohsen; Mehdizadeh, Milad; Nordfjærn, Trond. (2021) Demand for mitigating the risk of COVID-19 infection in public transport: the role of social trust and fatalistic beliefs. Transportation Research Part F: Traffic Psychology and Behaviour. volum 84.
Academic article
Andersson, Helle Wessel; Lauvsnes, Anders Dahlen Forsmo; Nordfjærn, Trond. (2020) Emerging adults in inpatient substance use treatment: A prospective cohort study of patient characteristics and treatment outcomes. European Addiction Research.
Academic article
Andersson, Helle Wessel; Nordfjærn, Trond. (2020) Factors associated with quality of life trajectories among inpatients treated for alcohol use disorders: A prospective cohort study  . Addictive Behaviors Reports. volum 12.
Academic article
Dabirinejad, Shahab; Kashani, Ali Tavakoli; Nordfjærn, Trond. (2020) The association between lifestyle and aberrant driving behavior among Iranian car drivers. Transportation Research Interdisciplinary Perspectives (TRIP). volum 8.
Academic article
Johannessen, Dagny Adriaenssen; Nordfjærn, Trond; Geirdal, Amy Østertun. (2020) Substance use disorder patients’ expectations on transition from treatment to post-discharge period. Nordic Studies on Alcohol and Drugs (NAD). volum 37 (3).
Academic article
Nayum, Alim; Nordfjærn, Trond. (2020) Predictors of Public Transport Use among University Students during the Winter: A MIMIC Modelling Approach. Travel Behaviour & Society. volum 22.
Academic article
Sheykhfard, Abbas; Haghighi, Farshidreza; Nordfjærn, Trond; Soltaninejad, Mostafa. (2020) Structural Equation Modelling of potential risk factors for pedestrian accidents in rural and urban roads. International Journal of Injury Control and Safety Promotion.
Academic article
Zavareh, Mohsen; Abolhasannejad, Vahid; Mamdoohi, Amir Reza; Nordfjærn, Trond. (2020) Barriers to children’s walking to school in Iranian and Chinese samples. Transportation Research Part F: Traffic Psychology and Behaviour. volum 73.
Academic article
Zavareh, Mohsen; Mehdizadeh, Milad; Nordfjærn, Trond. (2020) Active travel as a pro-environmental behaviour: An integrated framework. Transportation Research Part D: Transport and Environment. volum 84.
Academic article
Zavareh, Mohsen; Mehdizadeh, Milad; Nordfjærn, Trond. (2020) If I know when you will arrive, I will let you walk to school: The role of information technology  . Journal of Safety Research. volum 72.
Academic article
Egset, Kaja Solland; Nordfjærn, Trond. (2019) The role of transport priorities, transport attitudes and situational factors for sustainable transport mode use in wintertime. Transportation Research Part F: Traffic Psychology and Behaviour. volum 62.
Academic article
Hezaveh, Amin; Nordfjærn, Trond; Everett, Jerry; Cherry, Christopher. (2019) The Correlation Between Education, Engineering, Enforcement, and Self-Reported Seat Belt Use in Tennessee: Incorporating Heterogeneity and Time of Day Effects. Transportation Research Part F: Traffic Psychology and Behaviour. volum 66.
Academic article
Johannessen, Dagny Adriaenssen; Nordfjærn, Trond; Geirdal, Amy Østertun. (2019) Change in psychosocial factors connected to coping after inpatient treatment for substance use disorder: A systematic review. Substance Abuse Treatment, Prevention, and Policy. volum 14 (16).
Academic literature review
Johannessen, Dagny Adriaenssen; Nordfjærn, Trond; Geirdal, Amy Østertun. (2019) Psychosocial factors associated with coping behaviour after inpatient treatment for substance use disorder (SUD): A systematic review study protocol. BMJ Open. volum 9:e022673.
Academic literature review
Mehdizadeh, Milad; Nordfjærn, Trond; Mamdoohi, Amir Reza. (2019) Environmental norms and sustainable transport mode choice on children’s school travels: The norm-activation theory. International Journal of Sustainable Transportation. volum 14 (2).
Academic article
Mehdizadeh, Milad; Shariat-Mohaymany, Afshin; Nordfjærn, Trond. (2019) Driver behaviour and crash involvement among professional taxi and truck drivers: Light passenger cars versus heavy goods vehicles. Transportation Research Part F: Traffic Psychology and Behaviour. volum 62.
Academic article
Mehdizadeh, Milad; Zavareh, Mohsen Fallah; Nordfjærn, Trond. (2019) Mono- and multimodal green transport use on university trips during winter and summer: hybrid choice models on the norm-activation theory. Transportation Research Part A: Policy and Practice. volum 130.
Academic article
Nordfjærn, Trond; Egset, Kaja Solland; Mehdizadeh, Milad. (2019) “Winter is coming”: Psychological and situational factors affecting transportation mode use among university students. Transport Policy. volum 81.
Academic article
Nordfjærn, Trond; Lind, Hans Brende; Simsekoglu, Ozlem; Jørgensen, Stig Halvard; Lund, Ingunn Olea; Rundmo, Torbjørn. (2019) The role of social cognition in perceived thresholds for transport mode change. Transport Policy. volum 83.
Academic article
Rundmo, Torbjørn; Nordfjærn, Trond. (2019) Judgement of Transport Security, Risk Sensitivity and Travel Mode Use in Urban Areas. Sustainability. volum 11 (7).
Academic article
Stallvik, Marianne; Flemmen, Grete; Salthammer, Jo Arild; Nordfjærn, Trond. (2019) Assessing health service satisfaction among users with substance use disorders within the municipalities in Norway. Substance Abuse Treatment, Prevention, and Policy. volum 14 (1).
Academic article
Zabihi, Farimah; Rasoul Davoodi, Seyed; Nordfjærn, Trond. (2019) The role of perceived risk, reasons for non-seat belt use, and demographic characteristics for seat belt use on urban and rural roads. International Journal of Injury Control and Safety Promotion. volum 26 (4).
Academic article
Andersson, Helle Wessel; Steinsbekk, Aslak; Walderhaug, Espen; Otterholt, Eli; Nordfjærn, Trond. (2018) Predictors of Dropout From Inpatient Substance Use Treatment: A Prospective Cohort Study. Substance Abuse: Research and Treatment. volum 12.
Academic article
Andersson, Helle Wessel; Wenaas, Merethe; Nordfjærn, Trond. (2018) Relapse after inpatient substance use treatment: A prospective cohort study among users of illicit substances. Addictive Behaviours. volum 90.
Academic article
Hezaveh, Amin Mohamadi; Zavareh, Mohsen Fallah; Cherry, Christopher R; Nordfjærn, Trond. (2018) Errors and Violations in Relation to Bicyclists' Crash Risks: Development of the Bicycle Rider Behavior Questionnaire (BRBQ). Journal of Transport and Health. volum 8.
Academic article
Hezaveh, Amin; Nordfjærn, Trond; Mamdoohi, Amir Reza; Simsekoglu, Ozlem. (2018) Predictors of self-reported crashes among Iranian drivers: Exploratory analysis of an Extended Driver Behavior Questionnaire. Promet. volum 30 (1).
Academic article
Mehdizadeh, Milad; Shariat, Afshin; Nordfjærn, Trond. (2018) Accident involvement among Iranian lorry drivers: Direct and indirect effects of background variables and aberrant driving behaviour. Transportation Research Part F: Traffic Psychology and Behaviour. volum 58.
Academic article
Mehdizadeh, Milad; Zavareh, Mohsen; Nordfjærn, Trond. (2018) School Travel Mode Use: Direct and Indirect Effects through Attitudes and Transport Priorities. Transportmetrica A: Transport Science.
Academic article
Nordfjærn, Trond. (2018) Religiosity and alcohol use: Is religiosity important for abstention and consumption levels in the second half of life?. Substance Use & Misuse. volum 53 (14).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2018) Acceptance of disincentives to driving and pro-environmental transport intentions: the role of value structure, environmental beliefs and norm activation. Transportation.
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2018) Transport risk evaluations associated with past exposure to adverse security events in public transport. Transportation Research Part F: Traffic Psychology and Behaviour. volum 53.
Academic article
Ostling, Grete Lauritsen; Nordfjærn, Trond. (2018) Changes in opiate and stimulant use through 10 years: The role of contextual factors, mental health disorders and psychosocial factors in a prospective SUD treatment cohort study. PLOS ONE. volum 13 (1).
Academic article
Zavareh, Mohsen Fallah; Hezaveh, Amin Mohamadi; Nordfjærn, Trond. (2018) Intention to use bicycle helmet as explained by the Health Belief Model, comparative optimism and risk perception in an Iranian sample. Transportation Research Part F: Traffic Psychology and Behaviour. volum 54.
Academic article
Mehdizadeh, Milad; Mamdoohi, Amir Reza; Nordfjærn, Trond. (2017) Walking time to school, children’s active school travel and their related factors. Journal of Transport and Health. volum 6.
Academic article
Mehdizadeh, Milad; Nordfjærn, Trond; Mamdoohi, Amir Reza; Mohaymany, Afshin Shariat. (2017) The role of parental risk judgements, transport safety attitudes, transport priorities and accident experiences on pupils’ walking to school. Accident Analysis and Prevention. volum 102.
Academic article
Nordfjærn, Trond. (2017) Violence involvement among nightlife patrons: the relative role of demographics and substance use. Aggressive Behavior. volum 43 (4).
Academic article
Nordfjærn, Trond; Salthammer, Jo Arild. (2017) Alcohol intoxication among cannabis users in a school-based adolescent sample. Drugs: education prevention and policy.
Academic article
Nordfjærn, Trond; Zavareh, Mohsen. (2017) Does the value-belief-norm theory predict acceptance of disincentives to driving and active mode choice preferences for children's school travels among Chinese parents?. Journal of Environmental Psychology. volum 53.
Academic article
Rundmo, Torbjørn; Nordfjærn, Trond. (2017) Does risk perception really exist?. Safety Science. volum 93 (1).
Academic article
Simsekoglu, Ozlem; Nordfjærn, Trond. (2017) The role of safety culture/climate and social cognitive factors for driving behaviors of Turkish professional drivers transporting petroleum products. Journal of Risk Research. volum 20 (5).
Academic article
Zavareh, Mohsen; Mamdoohi, Amir Reza; Nordfjærn, Trond. (2017) The effects of indicating rear-end collision risk via variable message signs on traffic behaviour. Transportation Research Part F: Traffic Psychology and Behaviour. volum 46.
Academic article
Gjerde, Hallvard; Nordfjærn, Trond; Bretteville-Jensen, Anne Line; Edland-Gryt, Marit; Furuhaugen, Håvard; Karinen, Ritva Anneli; Øiestad, Elisabeth Leere. (2016) Comparison of drugs used by nightclub patrons and criminal offenders in Oslo, Norway. Forensic Science International. volum 265.
Academic article
Lund, Ingunn Olea; Nordfjærn, Trond; Rundmo, Torbjørn. (2016) Changes in transport risk perception in urban populations in Norway from 2004 to 2013. Transportation planning and technology (Print). volum 39 (6).
Academic article
Mehdizadeh, Milad; Mamdoohi, Amir Reza; Zavareh, Mohsen; Nordfjærn, Trond. (2016) The role of parental attitudes towards walking on children walking to schools. Journal of Traffic and Logistics Engineering.
Academic article
Mehdizadeh, Milad; Nordfjærn, Trond; Mamdoohi, Amir Reza. (2016) The role of socio-economic, built environment and psychological factors in parental mode choice for their children in an Iranian setting. Transportation.
Academic article
Nordfjærn, Trond; Bretteville-Jensen, Anne Line; Edland-Gryt, Marit; Gripenberg, Johanna. (2016) Risky substance use among young adults in the nightlife arena: An underused setting for risk-reducing interventions?. Scandinavian Journal of Public Health. volum 44 (7).
Academic article
Nordfjærn, Trond; Edland-Gryt, Marit; Bretteville-Jensen, Anne Line; Buvik, Kristin; Gripenberg, Johanna. (2016) Recreational drug use in the Oslo nightlife setting: study protocol for a cross-sectional time series using biological markers, self-reported and qualitative data. BMJ Open. volum 6 (4).
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2016) Active transport, public transport and electric car as perceived alternatives in a motorized Norwegian sample. Transportation Research Part F: Traffic Psychology and Behaviour. volum 42.
Academic article
Nordfjærn, Trond; Zavareh, Mohsen. (2016) Individualism, collectivism and pedestrian safety: A comparative study of young adults from Iran and Pakistan. Safety Science. volum 87.
Academic article
Andreas, Jasmina Burdzovic; Lauritzen, Grete Ostling; Nordfjærn, Trond. (2015) Co-occurrence between mental distress and poly-drug use: A ten year prospective study of patients from substance abuse treatment. Addictive Behaviours. volum 48.
Academic article
Lind, Hans Brende; Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2015) The value-belief-norm theory, personal norms and sustainable travel mode choice in urban areas. Journal of Environmental Psychology. volum 44.
Academic article
Lund, Ingunn Olea; Bukten, Anne; Storvoll, Elisabet; Moan, Inger Synnøve; Skurtveit, Svetlana; Handal, Marte; Nordfjærn, Trond; Brunborg, Geir Scott; Rossow, Ingeborg. (2015) A cohort study on long-term adverse effects of parental drinking: Background and study design. Substance Abuse: Research and Treatment. volum 9.
Academic article
Nordfjærn, Ôzlem S.; Nordfjærn, Trond; Rundmo, Torbjørn. (2015) Predictors of car use habit strength in an urban Norwegian public. Transportation. volum Published ahead of print.
Academic article
Nordfjærn, Trond; Brunborg, Geir Scott. (2015) Associations between human values and alcohol consumption among Norwegians in the second half of life. Substance Use & Misuse. volum 50 (10).
Academic article
Nordfjærn, Trond; Hezaveh, Amin; Mamdoohi, Amir Reza. (2015) An analysis of reported driver behaviour in samples of domestic and expatriate Iranians. Journal of Risk Research. volum 18 (5).
Academic article
Nordfjærn, Trond; Lind, Hans Brende; Şimşekoğlu, Özlem; Jørgensen, Stig Halvard; Lund, Ingunn Olea; Rundmo, Torbjørn. (2015) Habitual, safety and security factors related to mode use on two types of travels among urban Norwegians. Safety Science. volum 76.
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2015) Environmental norms, transport priorities and resistance to change associated with acceptance of push measures in transport. Transport Policy. volum 44.
Academic article
Simsekoglu, Özlem; Nordfjærn, Trond; Rundmo, Torbjørn. (2015) The role of attitudes, transport priorities, and car use habit for travel mode use and intentions to use public transportation in an urban Norwegian public. Transport Policy. volum 42.
Academic article
Thompson, Jason; Berk, Michael; O'Donnell, Meaghan; Stafford, Lesley; Nordfjærn, Trond. (2015) The association between attributions of responsibility for motor vehicle accidents and patient satisfaction: A study within a no-fault injury compensation system. Clinical Rehabilitation. volum 29 (5).
Academic article
Bergly, Tone Helene; Nordfjærn, Trond; Hagen, Roger. (2014) The dimensional structure of SCL-90-R in a sample of patients with substance use disorder. Journal of Substance Use. volum 19 (3).
Academic article
Mamdoohi, Amir Reza; Zavareh, Mohsen; Hassani, Abolfazl; Nordfjærn, Trond. (2014) A Monte-Carlo simulation of chain reaction rear end potential collisions on freeways. International journal of traffic and transportation engineering.
Academic article
Mamdoohi, Amir; Zavareh, Mohsen; Hyden, Christer; Nordfjærn, Trond. (2014) A Comparative Analysis of Safety Performance Indicators Based on Inductive Loop Detector Data. Promet. volum 26 (2).
Academic article
Nordfjærn, Trond; Bjerkeset, Ottar; Bratberg, Grete Helen; Moylan, Steven; Berk, Michael; Gråwe, Rolf W.. (2014) Socio-demographic, lifestyle and psychological predictors of benzodiazepine and z-hypnotic use patterns. Nordic Journal of Psychiatry. volum 68 (2).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2014) Personality, risk cognitions and motivation related to demand of risk mitigation in transport among Norwegians. Safety Science. volum 73.
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Can, Seda; Somer, Oya. (2014) Social cognition and personality traits related to risky driving in a Turkish sample. Journal of Risk Research.
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Lind, Hans Brende; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2014) Transport priorities, risk perception and worry associated with mode use and preferences among Norwegian commuters. Accident Analysis and Prevention. volum 72.
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2014) Culture related to road traffic safety: A comparison of eight countries using two conceptualizations of culture. Accident Analysis and Prevention. volum 62.
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2014) The role of deliberate planning, car habit and resistance to change in public transportation mode use. Transportation Research Part F: Traffic Psychology and Behaviour. volum 27.
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Zavareh, Mohsen; Hezaveh, Amin; Mamdoohi, Amir; Rundmo, Torbjørn. (2014) Road traffic culture and personality traits related to traffic safety in Turkish and Iranian samples. Safety Science. volum 66.
Academic article
Nordfjærn, Trond; Şimşekoğlu, Özlem. (2014) Empathy, conformity, and cultural factors related to aberrant driving behaviour in a sample of Urban Turkish drivers. Safety Science. volum 68.
Academic article
Thompson, Jason; Berk, Michael; O'Donnell, Meaghan; Stafford, Lesley; Nordfjærn, Trond. (2014) Attributions of responsibility and recovery within a no-fault insurance compensation system. Rehabilitation Psychology. volum 59 (3).
Academic article
Thompson, Jason; O’Donnell, Meaghan; Stafford, Lesley; Nordfjærn, Trond; Berk, Michael. (2014) Association between attributions of responsibility for motor vehicle crashes, depressive symptoms, and return to work. Rehabilitation Psychology. volum 59 (4).
Academic article
Hassel, Anette; Nordfjærn, Trond; Hagen, Roger. (2013) Psychological and interpersonal distress among patients with substance use disorders: Are these factors associated with continued drug use and do they change during treatment?. Journal of Substance Use. volum 18 (5).
Academic article
Nordfjærn, Trond. (2013) Prevalence of substance use and mental distress among patients on waiting lists for substance use disorder treatment. Journal of Psychoactive Drugs. volum 45 (3).
Academic article
Nordfjærn, Trond. (2013) Prospective associations between benzodiazepine use and later life satisfaction, somatic pain and psychological health among the elderly. Human Psychopharmacology: Clinical and Experimental. volum 28.
Academic article
Nordfjærn, Trond; Bjerkeset, Ottar; Moylan, Steven; Berk, Michael; Gråwe, Rolf W.. (2013) Clusters of personality traits and psychological symptoms associated with later benzodiazepine prescriptions in the general population: The HUNT Cohort Study. Addictive Behaviours. volum 38 (10).
Academic article
Nordfjærn, Trond; Dahl, Hilde; Flemmen, Grete. (2013) Social influence, health variables, and criminal behaviours associated with substance use among rural Norwegian adolescents. Drugs: education prevention and policy. volum 20 (1).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2013) Road traffic safety beliefs and driver behaviour among personality subtypes of drivers in the Norwegian population. Traffic Injury Prevention.
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem. (2013) The Role of Cultural Factors and Attitudes for Pedestrian Behaviour in an Urban Turkish Sample. Transportation Research Part F: Traffic Psychology and Behaviour. volum 21.
Academic article
Rundmo, Torbjørn; Nordfjærn, Trond. (2013) Predictors of demand for risk mitigation in transport. Transportation Research Part F: Traffic Psychology and Behaviour. volum 20.
Academic article
Rundmo, Torbjørn; Nordfjærn, Trond; Roche-Cerasi, Isabelle. (2013) Objective and Perceived Risk Estimates of Travel Modes in the Norwegian Public. Human and Ecological Risk Assessment. volum 19 (6).
Academic article
Simsekoglu, Özlem; Nordfjærn, Trond; Zavareh, Mohsen; Hezaveh, Amin; Mamdoohi, Amir; Rundmo, Torbjørn. (2013) Risk perceptions, fatalism and driver behaviors in Turkey and Iran. Safety Science. volum 59.
Academic article
Lund, Ingunn Olea; Nordfjærn, Trond; Rundmo, Torbjørn. (2012) Associations between risk judgments and demand for transport risk mitigation. Journal of Risk Research. volum 15 (9).
Academic article
Moylan, Steven; Giorlando, Frank; Nordfjærn, Trond; Berk, Michael. (2012) The role of alprazolam for the treatment of panic disorder in Australia. Australian and New Zealand journal of psychiatry (Print). volum 46 (3).
Academic article
Nordfjærn, Trond. (2012) A population-based cohort study of anxiety, depression, sleep and alcohol outcomes among benzodiazepine and z-hypnotic users. Addictive Behaviours. volum 37 (10).
Academic article
Nordfjærn, Trond; Flemmen, Grete; Dahl, Hilde. (2012) Psychosocial factors related to mental distress among Norwegian rural adolescents. International Journal of Mental Health Promotion. volum 14 (3).
Academic article
Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2012) Cultural and Socio-Demographic Predictors of Car Accident Involvement in Norway, Ghana, Tanzania and Uganda. Safety Science. volum 50 (9).
Academic article
Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2012) Safety attitudes, behaviour, anxiety and perceived control among professional and non-professional drivers. Journal of Risk Research. volum 15 (8).
Academic article
Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2012) A comparison of road traffic culture, risk assessment and speeding predictors between Norway and Turkey. Risk Management: An International Journal. volum 14 (3).
Academic article
Simsekoglu, Özlem; Nordfjærn, Trond; Rundmo, Torbjørn. (2012) Traffic risk perception, road safety attitudes, and behaviors among road users: a comparison of Turkey and Norway. Journal of Risk Research. volum 15 (7).
Academic article
Rundmo, Torbjørn; Nordfjærn, Trond; Iversen, Hilde Hestad; Oltedal, Sigve; Jørgensen, Stig Halvard. (2011) The role of risk perception and other risk-related judgements in transportation mode use. Safety Science. volum 49 (2).
Academic article
Nordfjærn, Trond. (2011) Do severity levels of substance use relate to self-reported variations in psychosocial distress?. Journal of Substance Use. volum 16 (6).
Academic article
Nordfjærn, Trond. (2011) Relapse patterns among patients with substance use disorders. Journal of Substance Use. volum 16 (4).
Academic article
Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2011) A cross-cultural comparison of road traffic risk perceptions, attitudes towards traffic safety and driver behaviour. Journal of Risk Research. volum 14 (6).
Academic article
Nordfjærn, Trond; Hole, Reidar; Rundmo, Torbjørn. (2010) Interrelations between Patients' Personal Life Events, Psychosocial distress and Substance Use. Substance Use & Misuse. volum 45 (7-8).
Academic article
Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2010) An investigation of driver attitudes and behaviour in rural and urban areas in Norway. Safety Science. volum 48 (3).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2010) Differences in risk perception, priorities, worry and demand for risk mitigation related to transport among Norwegians in 2004 and 2008. Safety Science. volum 48 (3).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn; Hole, R.. (2010) Treatment and recovery as perceived by patients with substance addiction. Journal of Psychiatric and Mental Health Nursing. volum 17 (1).
Academic article
Nordfjærn, Trond; Rundmo, Torbjørn. (2009) Perceptions of traffic risk in an industrialised and a developing country. Transportation Research Part F: Traffic Psychology and Behaviour. volum 12 (1).
Academic article

Part of book/report

Eitrheim, Maren Helene Rø; Log, Markus Metallinos; Tørset, Trude; Levin, Tomas; Nordfjærn, Trond. (2022) Driver Workload in Truck Platooning: Insights from an On-Road Pilot Study on Rural Roads. Proceedings of the 32nd European Safety and Reliability Conference (ESREL 2022).
Academic chapter/article/Conference paper
Nordfjærn, Trond; Kummeneje, An-Margritt S; Zavareh, Mohsen; Mehdizadeh, Milad; Rundmo, Torbjørn. (2021) Risk Perception in Transport: A Review of the State of the Art. International Encyclopedia of Transportation.
Chapter
Rundmo, Torbjørn; Kummeneje, An-Magritt; Nordfjærn, Trond. (2018) Perception of security and use of public travel modes in an urban Norwegian public. Safety and Reliability – Safe Societies in a Changing World. Proceedings of ESREL 2018, June 17-21, 2018, Trondheim, Norway.
Academic chapter/article/Conference paper
Rundmo, Torbjørn; Nordfjærn, Trond; Roche-Cerasi, Isabelle. (2011) Objective and perceived travel mode risk. Perception of transport risk and urban travel mode use.
Academic chapter/article/Conference paper
Jørgensen, Stig Halvard; Nordfjærn, Trond; Rundmo, Torbjørn. (2009) Does Place of Residence Matter in Risk Judgement and Attitudes towards Mode of Transportation?. Studies of risk perception and transport safety (Rotunde nr. 90).
Academic chapter/article/Conference paper

Report

Støver, Morten; Bratberg, Grete Helen; Nordfjærn, Trond; Krokstad, Steinar. (2012) Bruk av alkohol og medikamenter blant eldre (60+) i Norge. 2012. ISBN 978-82-91725-09-3.
Report
Nordfjærn, Trond. (2011) Patients with substance use disorders. An investigation of relapse, substance use and recovery. 2011. ISBN 978-82-471-2878-7.
Doctoral dissertation
Nordfjærn, Trond. (2011) Risk judgements, Attitudes and Behaviour in Transport: Temporal, Geographical and Cultural Differences. 2011.
Doctoral dissertation
Nordfjærn, Trond. (2006) Perceived risk in an industrialized and a developing country : an examination of risk perception in Norway and Ghana. 2006.
Master thesis

Media

2022

Academic lecture

Mehdizadeh, Milad; Nayum, Alim; Nordfjærn, Trond; Klöckner, Christian A.. (2022) Are Norwegian car users ready for a transition to Vehicle-to-grid technology?. eceee Summer Study proceedings . European Council for an Energy Efficient Economy; Hyères, France. 2022-06-06 - 2022-09-17.
Academic lecture

Mehdizadeh, Milad; Zavareh, Mohsen; Nordfjærn, Trond. (2022) Towards sustainability: Active mode use on university trips. 7th International Conference on Traffic and Transport Psychology . VTI; Gøteborg. 2022-08-23 - 2022-08-25.
Academic lecture

Mehdizadeh, Milad; Zavareh, Mohsen; Nordfjærn, Trond. (2022) Trip-generation behaviour during the COVID-19 pandemic. 7th International Conference on Traffic and Transport Psychology . VTI; Gøteborg. 2022-08-23 - 2022-08-25.
Poster

Nordfjærn, Trond; Egset, Kaja Solland; Mehdizadeh, Milad. (2022) Predictors of mode use on university trips in winter time. 7th International Conference on Traffic and Transport Psychology . VTI; Gøteborg. 2022-08-23 - 2022-08-25.

2020

Poster

Dabirinejad, Shahab; Kashani, Ali Tavakoli; Nordfjærn, Trond; Afshar, Ali. (2020) Predicting driving behavior by lifestyle factors: A structural equation modeling approach. Transportation Research Board 99th annual meeting . Transportation Research Board; Washington DC. 2020-01-12 - 2020-01-16.

2019

Academic lecture

Hezaveh, Amin; Nordfjærn, Trond; Everett, Jerry; Cherry, Christopher. (2019) Considering spatial heterogeneity and time of day in self-reported seat belt use. Transportation Research Board 98th annual meeting ; 2019-01-13 - 2019-01-17.
Academic lecture

Nayum, Alim; Nordfjærn, Trond. (2019) Predictors of public transport use among university students during the winter: A multiple-group structural equation modelling approach. International Conference on Environmental Psychology (ICEP 2019) ; Plymouth. 2019-09-04 - 2019-09-06.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2019) Acceptance of disincentives to driving and pro-environmental transport intentions: The role of value structure, environmental beliefs and norm activation. 17th European Congress of Psychology (ECP 2019) ; Moskva. 2019-07-02 - 2019-07-05.

2018

Academic lecture

Kaasbøll, Jannike; Nordfjærn, Trond; Melby, Line; Ådnanes, Marian. (2018) The role of nurses' responsibility and interdisciplinarity for their perception of unmet patient needs in specialist mental health and substance abuse treatment services. European Association of Psychosomatic Medicine EAPM ; 2018-06-27 - 2018-06-30.
Academic lecture

Nordfjærn, Trond; Simsekoglu, Ozlem. (2018) Empathy, conformity and cultural factors related to aberrant driving behavior in a sample of Turkish urban drivers. Road safety on Five Continents ; Jeju Island. 2018-05-16 - 2018-05-18.
Academic lecture

Nordfjærn, Trond; Zavareh, Mohsen. (2018) Does the Value-Belief-Norm Theory predict acceptance of car disincentives and active mode choice preferences for children’s school travels among Chinese parents. 29th International Congress of Applied Psychology ; 2018-06-26 - 2018-06-30.
Academic lecture

Rundmo, Torbjørn; Nordfjærn, Trond; Kummeneje, An-Magritt; Jørgensen, Stig Halvard. (2018) Judgement of urban transport security, risk perception, and travel mode use. 18th International conference Road Safety on Five Continents . VTI; Jeju Island. 2018-05-16 - 2018-05-18.
Academic lecture

Simsekoglu, Ozlem; Nordfjærn, Trond; Rundmo, Torbjørn. (2018) The role of attitudes, transport priorities and car use habit for travel mode use in an urban Norwegian public. the 29th International Congress of Applied Psychology ; Montreal. 2018-06-26 - 2018-06-30.
Academic lecture

Ådnanes, Marian; Melby, Line; Nordfjærn, Trond. (2018) The role of nurses' responsibility and interdisciplinarity for their perception of unmet patient needs in specialist mental health and substance abuse treatment services. Helsetjenesteforskningskonferansen 2018. Den andre nasjonale konferansen i helsetjenesteforskning . Nasjonalt nettverk for helsetjenesteforskning.; Oslo. 2018-03-13 - 2018-03-14.

2017

Academic lecture

Hezaveh, Amin; Nordfjærn, Trond; Mamdoohi, Amir Reza; Simsekoglu, Özlem. (2017) Predictors of crash among Iranian drivers: An exploratory analysis of developed driver behavior questionnaire. Transportation Research Board 96th annual meeting ; Washington DC. 2017-01-08 - 2017-01-12.
Academic lecture

Hezaveh, Amin; Zavareh, Mohsen; Cherry, Christopher; Nordfjærn, Trond. (2017) Toward developing the bicycle rider behavior questionnaire (BRBQ). 6th annual international cycling safety conference ; Davis, California. 2017-09-21 - 2017-09-22.
Popular scientific lecture

Nordfjærn, Trond. (2017) Bruk av rusmidler i utelivet. Implikasjoner for forebygging. Samarbeidsseminar SNOK, politiet og Trondheim kommune . Trondheim Kommune, KORUS Midt; Frimurerlogen. 2017-11-15 - 2017-11-15.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2017) Environmental norms, transport priorities and resistance to change associated with acceptance of push measures in transport. 15th European Congress of Psychology (ECP, 2017) ; Amsterdam. 2017-07-11 - 2017-07-14.
Academic lecture

Nordfjærn, Trond; Salthammer, Jo Arild. (2017) Cannabis use among adolescents: The relative role of alcohol consumption, psychological and demographic factors. 15th European Congress of Psychology (ECP, 2017) ; 2017-07-11 - 2017-07-14.
Academic lecture

Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2017) The role of deliberate planning, car habit and resistance to change in sustainable transportation mode use. the 1st Norwegian Conference on Environmental Psychology . Lillehammer INN; Lillehammer. 2017-11-29 - 2017-11-30.
Poster

Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2017) Urban travel mode use: The role of habit, safety and security on two types of travels. the 1st Norwegian Conference on Environmental Psychology . Lillehammer INN; Lillehammer. 2017-11-29 - 2017-11-30.
Academic lecture

Rundmo, Torbjørn; Berli, Bjørnar; Dalen, Randi; Oldren, Bente; Nordfjærn, Trond. (2017) The effects of a rehabilitation programme on motor functioning and well-being among patients with Parkinson's disease and Multiple Sclerosis. 15th European Congress of Psychology. 'Psychology Addressing Society's Greatest Challenges'. . EFPA; Amsterdam. 2017-07-11 - 2017-07-14.
Academic lecture

Rundmo, Torbjørn; Dalen, R; Oldren, B; Nordfjærn, Trond. (2017) The effects of a rehabilitation programme on motor functioning and well-being among patients with Parkinson’s disease and Multiple Sclerosis. 15th European Congress of Psychology (ECP, 2017) ; Amsterdam. 2017-07-11 - 2017-07-14.
Academic lecture

Rundmo, Torbjørn; Kummeneje, An-Magritt; Nordfjærn, Trond. (2017) Perception of security in pro-environmental public transport. 1st Norwegian Conference on Environmental Psychology . Lillehammer INN; Lillehammer. 2017-11-29 - 2017-11-30.
Academic lecture

Rundmo, Torbjørn; Nordfjærn, Trond. (2017) The role of risk perception in worry and demand for risk mitigation in transport. 15th European Congress of Psychology (ECP, 2017) ; Amsterdam. 2017-07-11 - 2017-07-14.
Academic lecture

Rundmo, Torbjørn; Simsekoglu, Özlem; Nordfjærn, Trond. (2017) Risk sensitivity and judgement of security risks in public transport. 15th European Congress of Psychology (ECP, 2017) ; Amsterdam. 2017-07-11 - 2017-07-14.
Academic lecture

Zavareh, Mohsen; Mamdoohi, Amir Reza; Hassani, Abolfazl; Nordfjærn, Trond. (2017) Calibration of drivers perceived level of risk in an uninterrupted traffic facility: An experimental study. 27th ICTCT workshop ; Karlsruhe. 2017-10-16 - 2017-10-17.
Academic lecture

Zavareh, Mohsen; Nordfjærn, Trond. (2017) How parental road safety concerns are barriers to their children’s walking to school? Evidence from Iran and China. 30th ICTCT Workshop ; 2017-10-26 - 2017-10-27.

2016

Academic lecture

Jørgensen, Stig Halvard; Jones, Andy; Rundmo, Torbjørn; Nordfjærn, Trond. (2016) Critical approaches to road injury trends, forecasts and scenarios: two urban cases in Norway. 17th International Conference Road Safety on Five Continents ; Rio de Janeiro. 2016-05-17 - 2016-05-19.
Academic lecture

Zavareh, Mohsen; Hezaveh, Amin; Nordfjærn, Trond. (2016) Towards developing a Bicycle Rider Behaviour Questionnaire. 29th International co-operation on theories and concepts in traffic safety (ICTCT) ; Lund. 2016-10-20 - 2016-10-21.

2015

Academic lecture

Andreas, Jasmina Burdzovic; Lauritzen, Grethe; Nordfjærn, Trond. (2015) Poly-drug use and mental distress comorbidity: A 10-year prospective study of patients from substance abuse treatment in Norway. IV International Congress on Dual Disorders ; Barcelona. 2015-04-17 - 2015-04-20.
Poster

Gjerde, Hallvard; Nordfjærn, Trond; Bretteville-Jensen, Anne Line; Edland-Gryt, Marit; Furuhaugen, Håvard; Karinen, Ritva Anneli; Øiestad, Elisabeth Leere. (2015) Analysis of drugs in samples of oral fluid from nightclub patrons in Oslo – Comparison with drug findings in arrested criminal offenders. 53rd Annual Meeting of The International Association of Forensic Toxicologists . TIAFT; Firenze. 2015-08-30 - 2015-09-04.
Academic lecture

Gripenberg, Johanna; Nordfjærn, Trond; Bretteville-Jensen, Anne Line; Edland-Gryt, Marit. (2015) Prevalence of club drug use and correlates in the Oslo nightlife setting. Club Health 2015: The 9th International Conference on Nightlife, Substance Use and Related Health Issues ; Lisboa. 2015-06-17 - 2015-06-19.
Academic lecture

Jørgensen, Stig Halvard; Jones, Andrew P.; Nordfjærn, Trond; Rundmo, Torbjørn. (2015) Scenarios in Urban Road Transport Risk. - Development in Injuries and Transport Mode Shift. Society for Risk Analyses - Europe . Society for Risk Analyses; Maastricht. 2015-06-15 - 2015-06-17.
Academic lecture

Mehdizadeh, Milad; Mamdoohi, Amir; Zavareh, Mohsen; Nordfjærn, Trond. (2015) Effect of parental attitudes towards walking on children walking to schools. 14th conference on traffic and transportation engineering ; Teheran. 2015-02-24 - 2015-02-25.
Academic lecture

Øiestad, Elisabeth Leere; Nordfjærn, Trond; Edland-Gryt, Marit; Bretteville-Jensen, Anne Line; Hovda, Knut Erik; Persett, Per Sverre; Vallersnes, Odd Martin; Bogstrand, Stig Tore; Gjerde, Hallvard. (2015) Use of oral fluid for analysis of new psychoactive substances. Joint 19th Nordic Congress on Forensic Medicine and 1st Annual Meeting of the Nordic Association of Forensic Toxicologists . Karolinska Institutet; Stockholm. 2015-06-10 - 2015-06-13.

2014

Academic lecture

Jørgensen, Stig Halvard; Nordfjærn, Trond; Heidenstrøm, Øyvind Teige; Rundmo, Torbjørn. (2014) Heuristic approaches for injury reductions by reduced car use in urban areas. International conference on urban transport and environment ; Malaga. 2014-10-30 - 2014-10-31.
Academic lecture

Nordfjærn, Trond. (2014) Prospective associations between benzodiazepine use and later life satisfaction, somatic pain and psychological health among the elderly. 28th International Congress of Applied Psychology ; Paris. 2014-07-08 - 2014-07-13.
Academic lecture

Nordfjærn, Trond; Lind, Hans Brende; Simsekoglu, Özlem; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2014) The role of social cognition in perceived thresholds for transportation mode change. 28th International Congress of Applied Psychology ; Paris. 2014-07-08 - 2014-07-13.
Academic lecture

Nordfjærn, Trond; Simsekoglu, Özlem; Lind, Hans Brende; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2014) Transport priorities, risk perception and worry associated with mode use and preferences among Norwegian commuters. International Conference on Traffic and Transport Engineering . ICTTE; Beograd. 2014-11-27 - 2014-11-28.
Academic lecture

Rundmo, Torbjørn; Lind, Hans Brende; Nordfjærn, Trond; Jørgensen, Stig Halvard. (2014) Factors associated with safe and environmentally friendly travel mode use. International conference on urban transport and environment ; Malaga. 2014-10-30 - 2014-10-31.
Academic lecture

Simsekoglu, Özlem; Nordfjærn, Trond; Rundmo, Torbjørn. (2014) The role of travel mode attitudes, transport priorities, and car use habit for travel mode use in an urban Norwegian sample. 28th International Congress of Applied Psychology ; Paris. 2014-07-08 - 2014-07-13.
Academic lecture

Thompson, Jason; Berk, Michael; O'Donnell, Meaghan; Stafford, Lesley; Nordfjærn, Trond. (2014) The effect of attributions of responsibility for accidents on physical, psychological and functional recovery. 13th International Congress of Behavioral Medicine ; Groningen. 2014-08-20 - 2014-08-23.
Academic lecture

Thompson, Jason; Berk, Michael; Stafford, Lesley; O'Donnell, Meaghan; Nordfjærn, Trond. (2014) The effect of attributions of responsibility on mental and physical health outcomes among road trauma survivors. Australasian Society of Health and Behavioural Medicine . Australasian Society of Health and Behavioural Medicine; Auckland. 2014-03-02 - 2014-03-06.

2013

Academic lecture

Nordfjærn, Trond. (2013) Human Factors Related to Traffic Safety. 12th International Conference on Traffic and Transportation Engineering ; Teheran. 2013-02-19 - 2013-02-20.
Academic lecture

Nordfjærn, Trond. (2013) Traffic risk perceptions in a Ghanaian public. 12th International Conference on Traffic and Transportation Engineering ; Teheran. 2013-02-19 - 2013-02-20.
Academic lecture

Nordfjærn, Trond. (2013) Treatment Systems for Substance Use Disorders. 18th national psychology student congress . Izmir University of Economics; Izmir. 2013-06-06 - 2013-06-09.
Academic lecture

Nordfjærn, Trond; Hazaveh, Amin; Mamdoohi, Amir. (2013) An analysis of driver behaviour among domestic and expatriate Iranians. International Conference on Driver Behaviour and Training ; Helsinki. 2013-08-19 - 2013-08-20.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2013) Road traffic safety beliefs and driver behaviour among personality subtypes of drivers in the Norwegian population. 13th European Congress of Psychology. Stockholm ; 2013-07-09 - 2013-07-12.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2013) The role of personality traits for safety cognitions and driver behaviour among Norwegians. the International Conference on Driver Behaviour and Training ; Helsinki. 2013-08-19 - 2013-08-20.
Academic lecture

Nordfjærn, Trond; Simsekoglu, Özlem; Can, Seda; Somer, Oya. (2013) Social cognition and personality traits related to risky driving in a Turkish sample. 13th European Congress of Psychology ; Stockholm. 2013-07-09 - 2013-07-12.
Poster

Nordfjærn, Trond; Simsekoglu, Özlem; Rundmo, Torbjørn. (2013) Culture, risk assessments and road traffic behaviour: Norway and Turkey compared. 13th European Congress of Psychology ; 2013-07-09 - 2013-07-12.
Academic lecture

Rundmo, Torbjørn; Jørgensen, Stig Halvard; Nordfjærn, Trond. (2013) Associations between Risk Judgements, Risk Sensitivity, Acceptability, Priority of Safety and Risk Reduction Measures in Transportation. The 22nd Society for Risk Analysis Europe’s Conference. Safe Societies – Coping with Complexity and major Risk . SRA-Europe; Trondheim. 2013-06-17 - 2013-06-19.
Academic lecture

Rundmo, Torbjørn; Jørgensen, Stig Halvard; Nordfjærn, Trond. (2013) Associations between risk judgements, risk sensitivity, acceptability, priority of safety and risk reducing measures in transport. 22nd Meeting for the Society of Risk Analysis Europe (SRA-E Conference) ; 2013-06-17 - 2013-06-18.
Academic lecture

Rundmo, Torbjørn; Klempe, Sven Hroar; Granskaya, J.; Nordfjærn, Trond. (2013) Examination of a cultural theory of transport risk. 22nd Meeting for the Society of Risk Analysis Europe (SRA-E Conference) ; 2013-06-17 - 2013-06-19.
Academic lecture

Simsekoglu, Özlem; Nordfjærn, Trond. (2013) Safety climate, traffic risk perception, road safety attitudes and driver behaviours among professional drivers. 13th European Congress of Psychology ; 2013-07-09 - 2013-07-12.
Academic lecture

Simsekoglu, Özlem; Nordfjærn, Trond; Zavareh, Mohsen; Hezaveh, Amin; Mamdoohi, Amir; Rundmo, Torbjørn. (2013) Risk perceptions, fatalism and driver behaviours in Turkey and Iran. International Conference on Driver Behaviour and Training ; 2013-08-19 - 2013-08-20.
Academic lecture

Thompson, Jason; Berk, Michael; Stafford, Lesley; O'Donnell, Meaghan; Nordfjærn, Trond. (2013) How attributions of responsibility affect depressive symptoms and return-to-work. Institute for Safety Compensation & Recovery Research conference, . Institute for Safety Compensation & Recovery; Sydney. 2013-11-03 - 2013-11-05.
Interview

Tvedten, Hilde Marie; Nordfjærn, Trond. (2013) Disse bør passe seg for sovepiller. Dagbladet [Avis]. 2013-04-16.
Interview

Tvedten, Hilde Marie; Nordfjærn, Trond. (2013) Slår alarm om langtidsbruk: Så farlig er sovepillene. Dagbladet [Avis]. 2013-10-29.

2012

Popular scientific lecture

Nordfjærn, Trond. (2012) Sårbare overganger knyttet til rusbehandling. G8 national meeting municipality and prison workers . Fylkesmannen i sør-trøndelag; Trondheim. 2012-05-15 - 2012-05-16.
Academic lecture

Nordfjærn, Trond. (2012) Tilbakefallsforebygging før, under og etter behandling i TSB. Ruskonferansen 2012 . Rusbehandling Midt-Norge; Stjørdalen. 2012-03-06 - 2012-03-07.
Interview

Nordfjærn, Trond; Tvedten, Hilde Marie. (2012) Sovepiller virker ikke over tid. Dagbladet [Avis]. 2012-06-02.
Academic lecture

Rundmo, Torbjørn; Iversen, Hilde Hestad; Nordfjærn, Trond. (2012) The role of culture and cultural theory in risk attitudes and behaviour. 32th Annual Meeting for the Society of Risk Analysis ; 2012-12-09 - 2012-12-12.
Academic lecture

Støver, Morten; Bratberg, Grete Helen; Nordfjærn, Trond; Krokstad, Steinar. (2012) Bruk av alkohol og medikamenter blant eldre (60+). Data fra helseundersøkelsen I Nord-Trøndelag, HUNT. Eldre og rus konferanse . Actis; Oslo. 2012-01-26 - 2012-01-27.
Academic lecture

Thompson, Jason; Berk, Michael; O’Donnell, Meaghan; Stafford, Lesley; Nordfjærn, Trond. (2012) The role of attributions of responsibility in recovery from road-trauma and workplace injury. Australasian Society for Traumatic Stress Studies Annual Conference . Australasian Society for Traumatic Stress Studies; 2012-09-08 - 2012-09-08.

2011

Popular scientific lecture

Engen, Håvard; Nordfjærn, Trond. (2011) Hvilke psykologiske faktorer henger sammen med rusbruk blant pasienter med rusavhengighet?. Jubelumskonferanse Vestmo . Vestmo behandlingssenter; Ålesund. 2011-06-07 - 2011-06-08.
Poster

Foss Sigurdsson, Johannes; Nordfjærn, Trond; Rundmo, Torbjørn. (2011) The role of psychosocial challenges, demographics, self-efficacy and substance use characteristics for illicit substance use and alcohol consumption. 12th European Congress of Psychology ; Istanbul. 2011-07-04 - 2011-07-08.
Academic lecture

Jørgensen, Stig Halvard; Rundmo, Torbjørn; Nordfjærn, Trond. (2011) Is there a geography in drivers' rule violation behaviour?. International conference on driver behaviour and training ; 2011-11-29 - 2011-11-30.
Interview

Nordfjærn, Trond. (2011) Det er håp for alle med rusproblemer. Adresseavisen [Avis]. 2011-02-01.
Popular scientific lecture

Nordfjærn, Trond. (2011) Geographical and Cultural Perspectives on Road Traffic Safety. Høgskolen i Nord-Trøndelag ; Stjørdalen. 2011-05-11.
Popular scientific lecture

Nordfjærn, Trond. (2011) Psychological, Contextual and Cultural Factors Associated with Substance Use and Misuse. Master in Psychology - Specialization in Community Psychology . NTNU, Psykologisk institutt; NTNU, Dragvoll Campus. 2011-09-26 - 2011-09-26.
Academic lecture

Nordfjærn, Trond. (2011) Psykologiske faktirer assosiert med rusmiddelbruk: Forskningsresultater fra den generelle befolkningen og pasienter med rusavhengighet. Regional Samhandlingskonferanse 2011 . Rusbehandling Midt-Norge og KS; Britannia Hotel, Trondheim. 2011-11-01 - 2011-11-01.
Academic lecture

Nordfjærn, Trond. (2011) Psykologiske, kontekstuelle og kulturelle faktorer assosiert med rusbruk. Invitert forelesning Lade Behandlingssenter . Blå Kors; Trondheim. 2011-11-07 - 2011-11-07.
Interview

Nordfjærn, Trond. (2011) Risikofaktorer for tilbakefall og ettervern blant rusavhengige. NRK P1 [Radio]. 2011-09-28.
Popular scientific lecture

Nordfjærn, Trond. (2011) Tilbakefall blant pasienter med rusavhengighet: Implikasjoner for tidlig intervensjon og oppfølgingstiltak. [Relapse among patients with substance use disorders: Implications for early intervention and treatment follow-up] (in Norwegian). Nettverkssamling for klinikere og kommunale praktikere . Fylkesmanne Nord-Trøndelag, NAV mfl.; Stjørdalen. 2011-05-03 - 2011-05-04.
Academic lecture

Nordfjærn, Trond. (2011) Tilbakefall blant rusavhengige pasienter: Betydningen av oppfølging og aktivitet. Nettverssamling for kommunalt ansatte, NAPHA, fylkesmannen, psykisk helsevern Sør-Trøndelag . NAPHA, Fylkesmannen; Ørlandet. 2011-10-11 - 2011-10-12.
Popular scientific lecture

Nordfjærn, Trond. (2011) Tilbakefallsproblematikk blant rusavhengige og pasientenes opplevelse av egen behandlingsnytte. Regional forskningskonferanse Helse Midt-Norge . Helse Midt-Norge; Rica Hell, Stjørdalen. 2011-05-11 - 2011-05-12.
Poster

Nordfjærn, Trond; Bjerkeset, Ottar; Bratberg, Grete Helen; Moylan, Steven; Berk, Michael; Gråwe, Rolf W.. (2011) Factors associated with benzodiazepine use in the Norwegian public: The HUNT Study. Konferanse Rus og psykisk helse . NTNU og Helse-Midt Norge; Stjørdalen. 2011-11-16 - 2011-11-17.
Academic lecture

Nordfjærn, Trond; Bjerkeset, Ottar; Bratberg, Grete Helen; Moylan, Steven; Berk, Michael; Gråwe, Rolf W.. (2011) Socio demographic and psychological predictors of long term use of Benzodiazpines in the general Norwegian population: The HUNT Study. 12th European Congress of Psychology ; Istanbul. 2011-07-04 - 2011-07-08.
Academic lecture

Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2011) A Cross-Cultural Comparison of Road Traffic Risk Perception, Attitudes towards Road Traffic Safety, and Driver Behaviour. 12th European Congress of Psychology ; Istanbul. 2011-07-04 - 2011-07-08.
Academic lecture

Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2011) Cultural and Demographic Predictors of Car Accident Involvement in Norway, Ghana, Russia, Tanzania and Uganda. 12th European Congress of Psychology ; Istanbul. 2011-07-04 - 2011-07-08.
Academic lecture

Nordfjærn, Trond; Jørgensen, Stig Halvard; Rundmo, Torbjørn. (2011) Safety attitudes, behaviour, worry and perceived control among professional and non-professional drivers. International conference on driver behaviour and training ; 2011-11-29 - 2011-11-30.
Poster

Rundmo, Torbjørn; Foss Sigurdsson, Johannes; Cersasi Roche, Isabelle; Nordfjærn, Trond. (2011) Use of transportation modes and priorities related to mode use and risk perception –A study of an urban Norwegian public. International conference on driver behaviour and training ; 2011-11-29 - 2011-11-30.
Academic lecture

Rundmo, Torbjørn; Nordfjærn, Trond; Cersasi-Roche, I. (2011) Associations between ‘Objective’ Risk, Risk Perception and other Risk-Related Judgements. 12th European Congress of Psychology ; Istanbul. 2011-07-04 - 2011-07-08.
Poster

Sandberg-Larsen, Viviann; Gråwe, Rolf W.; Nordfjærn, Trond. (2011) The usefulness of MAR-S in a SUD Clinic for adolescents. Forskningskonferanse Rus og psykisk helse . NTNU og Helse-Midt Norge; Stjørdalen. 2011-11-16 - 2011-11-17.
Poster

Sigurdson, Johannes Foss; Nordfjærn, Trond; Rundmo, Torbjørn. (2011) The role of psychosocial challenges, demographics, self-efficacy and substance use characteristics for illicit substance use and alcohol consumption. 12th European Congress of Psychology . EFPA; Istanbul. 2011-07-04 - 2011-07-08.
Academic lecture

Simsekoglu, Özlem; Nordfjærn, Trond; Rundmo, Torbjørn. (2011) A comparison of road traffic culture in Norway and Turkey. International conference on driver behaviour and training ; 2011-11-29 - 2011-11-30.
Academic lecture

Simsekoglu, Özlem; Nordfjærn, Trond; Rundmo, Torbjørn. (2011) Attitudes, Behaviours and Risk Perception Related to Road Traffic Safety: A Comparison between Norway and Turkey. 12th European Congress of Psychology ; Istanbul. 2011-07-04 - 2011-07-08.
Poster

Øien, Katrin; Nordfjærn, Trond; Rundmo, Torbjørn. (2011) The development of self-efficacy and substance use during the course of treatment. Forskningskonferanse Rus og psykisk helse . NTNU og Helse-Midt Norge; Stjørdalen. 2011-11-16 - 2011-11-17.

2010

Academic lecture

Rundmo, Torbjørn; Iversen, H. H.; Nordfjærn, Trond; Oltedal, S.; Jørgensen, S. H.. (2010) Accidental Risk Judgements and Transport Mode Choices. 5th International Working on Safety Conference. ‘On the Road to Vision `Zero’ ; Røros. 2010-09-07 - 2010-09-10.
Academic lecture

Foss Sigurdssen, J.; Nordfjærn, Trond; Rundmo, Torbjørn. (2010) The Role of Psychosocial Challenges, Demographics, Self-Efficacy, and Substance Use Characteristics for Illicit substance use and Alcohol consumption. The 12th Conference on Social and Community Psychology ; Trondheim, Dragvoll. 2010-11-11 - 2010-11-12.
Academic lecture

Jørgensen, Stig Halvard; Rundmo, Torbjørn; Nordfjærn, Trond. (2010) Safe and Vulnerable Road Users by Self-Reported Attitudes, Behaviour and Accident History. Road Safety. Research, Policing and Education Conference ; Canberra. 2010-08-31 - 2010-09-03.
Academic lecture

Nordfjærn, Trond; Hole, Reidar; Rundmo, Torbjørn. (2010) Interrelations between patients' personal life events, psychosocial distress and substance use. International Congress of Applied Psychology . The Australian psychological society; Melbourne. 2010-07-11 - 2010-07-16.
Academic lecture

Nordfjærn, Trond; Jørgensen, S. H.; Rundmo, Torbjørn. (2010) Vizion Zero – Geographical and Psychological Perspectives on Safety Campaigns. 5th International Working on Safety Conference. ‘On the Road to Vision `Zero’ ; Røros. 2010-09-07 - 2010-09-10.
Poster

Nordfjærn, Trond; Rundmo, Torbjørn. (2010) Cross-country differences in traffic risk judgement: Norway and Ghana compared. International Congress of Applied Psychology . The Australian psychological society; Melbourne. 2010-07-11 - 2010-07-16.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2010) Differences in risk perception, priorities, worry and demand for risk mitigation among Norwegians: 2004 and 2008 compared. International Congress of Applied Psychology . The Australian psychological society; Melbourne. 2010-07-11 - 2010-07-16.
Poster

Nordfjærn, Trond; Rundmo, Torbjørn. (2010) Risk Assessments in Norway and Ghana: A Study of Road Traffic Safety. The 12th Conference on Social and Community Psychology ; Trondheim, Dragvoll. 2010-11-11 - 2010-11-12.
Academic lecture

Rundmo, Torbjørn; Iversen, H. H.; Nordfjærn, Trond; Oltedal, S.; Jørgensen, S. H.. (2010) Vizion Zero – On the Road to Improvement of Transport Safety in Norway. 5th International Working on Safety Conference. ‘On the Road to Vision `Zero` ; Røros. 2010-09-07 - 2010-09-10.
Academic lecture

Rundmo, Torbjørn; Nordfjærn, Trond. (2010) Accidental risk judgements and choices between private and public transportation. International Congress of Applied Psychology . The Australian psychological society; Melbourne. 2010-07-11 - 2010-07-16.
Academic lecture

Rundmo, Torbjørn; Nordfjærn, Trond; Roche-Cerasi, I.. (2010) Risk Judgement and Objective Risk Related to Transportation Mode Use: A Norwegian Study. International Conference on Infrastructures, Technologies and Human Factors: Multidiciplinary Approach of the Safety in the Means of Transportation ; Angers. 2010-12-01 - 2010-12-03.
Academic lecture

Rundmo, Torbjørn; Nordfjærn, Trond; Roche-Cerasi, I.; Moe, D.; Nordtømme, M. E.. (2010) Accidental Risk Factors Related to Transport Mode Choices in Norway. International Conference on Infrastructures, Technologies and Human Factors: Multidiciplinary Approach of the Safety in the Means of Transportation ; Angers. 2010-12-01 - 2010-12-03.
Academic lecture

Øien, K.; Nordfjærn, Trond; Rundmo, Torbjørn. (2010) The Importance of Self-efficacy in Substance Addiction Treatment. The 12th Conference on Social and Community Psychology ; Trondheim, Dragvoll. 2010-11-11 - 2010-11-12.

2009

Poster

Nordfjærn, Trond; Dyrhaug, T.; Øien, K.; Rundmo, Torbjørn; Hole, R.. (2009) Perspectives of treatment and recovery as perceived by patients with substance addiction. The 11th european congress of psychology ; Oslo. 2009-07-09 - 2009-07-11.
Academic lecture

Nordfjærn, Trond; Hole, R.; Rundmo, Torbjørn. (2009) Relapse patterns and associations between psychological functioning and relapse among patients with substance addiction. The 11th national conference on social and community psychology ; Bergen. 2009-11-12 - 2009-11-13.
Poster

Dyrhaug, T.; Nordfjærn, Trond. (2009) The role of social networks during treatment of addiction disorders. The Annual Regional Research Conference in Health Region Central ; Stjørdal. 2009-06-03 - 2009-06-04.
Academic lecture

Jørgensen, Stig Halvard; Nordfjærn, Trond; Rundmo, Torbjørn. (2009) Does Place of Recidence Matter in Risk Judgement and Attitudes towards Mode of Transport? Self-Reported Risks in a Population-Based Survey in Norway. XIIIth International Symposium on Medical Geography ; McMaster University, Hamilton, Ontario. 2009-07-12 - 2009-07-17.
Academic lecture

Nordfjærn, Trond. (2009) Relapse patterns and risk factors of relapse among patients in the drug and alcohol treatment in central Norway. Annual autumn meeting - the Drug and Alcohol Treatment in Central Norway and colloborative community service partners ; Bårdshaug, Orkanger. 2009-10-28 - 2009-10-29.
Poster

Nordfjærn, Trond. (2009) Risk factors of relapse among patients with substance use disorders. Annual meeting of the british division of clinical psychology . British division of clinical psychology; London. 2009-12-10 - 2009-12-11.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2009) An investigation of driver attitudes and behaviour in rural and urban communities in Norway. The 18th International conference on safe communities ; Cali Colombia. 2009-08-13 - 2009-08-15.
Academic lecture

Nordfjærn, Trond; Rundmo, Torbjørn. (2009) Does place of residence inluence driver attitudes and behaviour among Norwegians?. The 11th national conference on social and community psychology ; Bergen. 2009-11-12 - 2009-11-13.
Academic lecture

Rundmo, Torbjørn; Jørgensen, Stig Halvard; Nordfjærn, Trond. (2009) The role of judgment of severity of consequences in demand for risk mitigation. The 11th european congress of psychology ; Oslo. 2009-07-09 - 2009-07-11.
Poster

Øien, K.; Nordfjærn, Trond; Dyrhaug, T.; Rundmo, Torbjørn. (2009) Association between motivation and treatment success among substance abusers under treatment. The 11th european congress of psychology ; Oslo. 2009-07-09 - 2009-07-11.
Poster

Øien, K.; Nordfjærn, Trond; Rundmo, Torbjørn. (2009) The role of substance addiction treatment for self-efficacy and substance use. The Annual Regional Research Conference in Health Region Central ; Stjørdal. 2009-06-03 - 2009-06-04.
Academic lecture

Øien, K.; Nordfjærn, Trond; Rundmo, Torbjørn. (2009) User evaluations of substance abuse treatment provided by the Drug and Alcohol Treatment in Central Norway. The 11th national conference on social and community psychology ; Bergen. 2009-11-12 - 2009-11-13.

2008

Academic lecture

Nordfjærn, Trond. (2008) Pasientutfall i Rusbehandling Midt-Norge HF. The Annual Regional Research Conference in Health Region Central ; Ålesund. 2008-09-15 - 2008-09-16.

2007

Poster

Nordfjærn, Trond. (2007) A Prospective and Cross-Sectional Investigation of Substance Abuse Treatment Outcomes in Central Norway. The 9th Annual Conference on Social and Community Psychology ; Trondheim. 2007-11-08 - 2007-11-09.

2006

Poster

Nordfjærn, Trond; Lund, I. O.; Rundmo, Torbjørn. (2006) Cross Cultural Comparisons of Traffic Safety Attitudes and Behavior. the Society for Risk Analysis Europe 15th Annual Conference. Innovation and Technical Progress: Benefit Without Risk? ; Ljubljana. 2006-10-11 - 2006-10-13.

Språkvelger

Trond Nordfjærn