Background and activities

Alexander Olsen is an Associate Professor at the Department of Psychology at the Norwegian University of Science and Technology, and a Clinical Psychologist at St. Olavs Hospital, Trondheim University Hospital. Clinically, he is working with neuropsychological assessments of children, adolescents and adults with acquired brain injury. In his research, he investigates the consequences of brain injury and neurotrehabilitation by combining advanced neuroimaging techniques with neurocognitive and clinical measures. He has a particular interest in investigating the neural correlates of cognitive control function, both in various patient groups, as well as in healthy individuals. His main research activities are part of research programs in Trondheim TBI Group ( and Trondheim fMRI Group ( In addition, Dr. Olsen holds a position as a project scientist at the Department of Psychiatry and Biobehavioral Sciences at UCLA, where he is involved in research activities in the Pediatric Traumatic Brain Injury Research Program ( Dr. Olsen is involved in research activities on traumatic brain injury both in Norway and at UCLA, and is passionate about facilitating international collaboration in order to improve the quality of scientific research and health care for this patient group.


Scientific, academic and artistic work

A selection of recent journal publications, artistic productions, books, including book and report excerpts. See all publications in the database

Journal publications


  • Olsen, Alexander; Håberg, Asta; Landrø, Nils Inge. (2014) Cognitive control function and moderate-to-severe traumatic brain injury : functional and structural brain correlates. 2014. ISBN 978-82-326-0660-3. Doktoravhandlinger ved NTNU (372).