Background and activities
Steinar Engen (1946) is a Professor at the Department of Mathematical Sciences. He belongs to Centre for Biodiversity Dynamics Research Group, and the Statistics Group at The Department of Mathematical Sciences. Professor Engen has an MSc in Physics with diploma in Statistics from NTNU and a D.Phil. degree from the Department of Biomathematics, University of Oxford.
- 1990- Full Professor in Biostatistics, AVH/NTNU, Department of Math. and Stat.
- 1988- Advisor, 20% position at The Norwegian Institute for Nature Research, (NINA)
- 1978-1990 Associate Professor, Norges Lærerhøgskole, University of Trondheim
- 1977 Assistant Professor, NTNU, Mathematical Institute
- 1975-1977 Scholarship, University of Trondheim
- 1971-1975 Scholarship, NAVF and the Royal Society in England
Honors and awards
- 2015 Recipient of the Wildlife Society Publication Award – Outstanding Article for Evolutionary Consequences of nonselective harvesting in density-dependent populations by Steinar Engen, Russell Lande and Bernt-Erik Sæther. American Naturalist 184(6):714-726, 2014
- 2013 The Norwegian Research Council Award for outstanding research (Møbius Prize) together with Professor Bernt-Erik Sæther
- 2005 The Norwegian Academy of Science, elected member
- 2003 Royal Norwegian Society of Science and Letters, elected member
- 2002 International Statistical Institute, member
Research Experience from Foreign Institutions
- 2001-2013 Frequent visits of 1-2 weeks at Eugene, Oregon, University of California, San Diego, University of Oxford and Imperial College, London and Silwood Park2001 4 weeks. Centre of Biodiversity Studies, Natural Museum, Milwaukee
- 2000 3 weeks. University of California, San Diego, Biological Institute
- 1998 2 weeks. University of California, San Diego, Biological Institute
- 1995 4 weeks. University of Oregon, Biological Institute
- 1993 4 months. University of Oregon, Biological Institute
- 1978 3 weeks. Penn State University, Statistical Institute
- 1972-75 Oxford, Department of Biomathematics
Scientific production and citations
173 papers in international journals, Web of science: h-index 39 (including two books), more than 4800 citations (including two books and some book chapters). Google scholar: More than 6500 sitations, h-index 46. (august 2015)
Professor Engen has supervised 12 cand.scient. students, 3 dr.scient. students in Statistics, and 6 dr.scient. in Biology. He has supervised 9 candidates with completed doctoral degree.
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
- (2019) Ecological dynamics and large scale phenotypic differentiation in density-dependent populations. Theoretical Population Biology. vol. 127.
- (2019) Accounting for interspecific competition and age structure in demographic analyses of density dependence improves predictions of fluctuations in population size. Ecology Letters. vol. 22.
- (2018) The effect of harvesting on the spatial synchrony of population fluctuations. Theoretical Population Biology. vol. 123.
- (2018) Spatial distribution and optimal harvesting of an age-structured population in a fluctuating environment. Mathematical Biosciences. vol. 296.
- (2018) Spatial scales of population synchrony of two competing species: effects of harvesting and strength of competition. Oikos. vol. 127 (10).
- (2018) Heterogeneity among species and community dynamics – Norwegian bird communities as a case study. Ecological Modelling. vol. 388.
- (2017) Spatial synchrony and harvesting in fluctuating populations:Relaxing the small noise assumption. Theoretical Population Biology. vol. 116.
- (2017) Extinction risk and lack of evolutionary rescue under resource depletion or area reduction. American Naturalist. vol. 190 (1).
- (2017) Interactions between demography and environmental effects are important determinants of population dynamics. Science Advances. vol. 3 (2).
- (2017) Reversal of response to artificial selection on body size in a wild passerine bird. Evolution. vol. 71 (8).
- (2017) Evolution of stochastic demography with life history tradeoffs in density-dependent age-structured populations. Proceedings of the National Academy of Sciences of the United States of America. vol. 114 (44).
- (2017) Effective size in density‐dependent two‐sex populations: the effect of mating systems. Journal of Evolutionary Biology. vol. 30 (8).
- (2017) How are species interactions structured in species-rich communities? A new method for analysing time-series data. Proceedings of the Royal Society of London. Biological Sciences. vol. 284 (1855).
- (2017) Demographic stochasticity and temporal autocorrelation in the dynamics of structured populations. Oikos. vol. 126 (4).
- (2016) Demographic buffering of life histories? Implications of the choice of measurement scale. Ecology. vol. 97 (1).
- (2016) Neutral or non-neutral communities: temporal dynamics provide the answer. Oikos. vol. 126 (3).
- (2016) Optimal age of maturity in fluctuating environments under r- and K-selection. Oikos. vol. 125 (11).
- (2016) Phenotypic evolution by distance in fluctuating environments: The contribution of dispersal, selection and random genetic drift. Theoretical Population Biology. vol. 109.
- (2016) Spatial synchrony in population dynamics: The effects of demographic stochasticity and density regulation with a spatial scale. Mathematical Biosciences. vol. 274.
- (2016) Density dependence in an age-structured population of great tits: identifying the critical age classes. Ecology. vol. 97 (9).