Andrew M. Colman

Professor of Psychology

Professor Andrew Colman

Personal details

  • BA (Combined Studies)
  • BA (Hons, Psychology)
  • MA (Cape Town)
  • PhD (Rhodes)
  • FBPsS
  • CPsychol
  • FHEA

You can view my CV online.



Selected recent publications

Pulford, B. D., Colman, A. M., Lawrence, C. L., & Krockow, E. M. (2017). Reasons for cooperating in repeated interactions: Social value orientations, fuzzy traces, reciprocity, and activity bias. Decision, 4(2), 102-122. doi:10.1037/dec0000057

Krockow, E. M., Colman, A. M., & Pulford, B. D. (2016). Cooperation in repeated interactions: A systematic review of Centipede game experiments, 1992–2016. European Review of Social Psychology, 27(1), 231–282. doi:10.1080/10463283.2016.1249640

Rapoport, A., Seale, D. A., & Colman, A. M. (2015). Is tit-for-tat the answer? On the conclusions drawn from Axelrod’s tournaments. PLOS ONE, 10(7), 1-11, e0134128. doi:10.1371/journal.pone.0134128

Colman, A. M., Pulford, B. D., & Lawrence, C. L. (2014). Explaining strategic coordination: Cognitive hierarchy theory, strong Stackelberg reasoning, and team reasoning. Decision, 1, 35-58. doi:10.1037/dec0000001

Gold, N., Colman, A. M., & Pulford, B. D. (2014). Cultural differences in responses to real-life and hypothetical trolley problems. Judgment and Decision Making, 9, 65–76.

Colman, A. M., Browning, L., & Pulford, B. D. (2012). Spontaneous similarity discrimination in the evolution of cooperation. Journal of Theoretical Biology, 299, 162-171. doi:10.1016/j.jtbi.2011.05.022

Colman, A. M., Körner, T. W., Musy, O., & Tazdaït, T. (2011). Mutual support in games: Some properties of Berge equilibria. Journal of Mathematical Psychology, 55, 166–175. doi:10.1016/

Recent funding

2017-18: £205,263 (£246,678 FEC) awarded by the ESRC to Tarrant, C., Colman, A. M., Chattoe-Brown, E., Jenkins, D., Perera, N., & Mehtar, S. to study “Antimicrobial resistance as a social dilemma: Implications for developing interventions to reduce the use of broad-spectrum antibiotics for acute medical patients in hospital settings internationally”

2016–18: £26,039 (£134,293 FEC) awarded by the Leicester JDM Endowment Fund to Pulford, B. D., Colman, A. M., & Frosch, C. A. to study “Comparisons, Confidence, and Causality in Decision Making”

2011–16: £100,000 (247,822 FEC) awarded by the Leicester JDM Endowment Fund to B. D. Pulford & A. M. Colman to study “Coordination, Judgment, and Decision Making”

2010–12: £125,151 (£151,217 FEC) awarded by the AHRC to N. Gold, A. M. Colman, & B. D. Pulford for a study of “Framing Effects in Ethical Dilemmas”

2009–10: £7,272 awarded by the Nuffield Foundation to A. M. Colman & B. D. Pulford for a study of “Evolution of Cooperation Through Similarity Recognition”. For earlier grants, use the panel on the left.

Featured author for Science and Technology, Oxford Reference



Certificate of Outstanding Contribution in Reviewing




I am interested in judgment and decision making in general, especially

  • game theory
  • experimental games
  • cooperative reasoning

I am also interested in the evolution of cooperation and psychometrics.

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