Woike, Jan K.

Visiting Researcher

Main Focus

  • Rationality and heuristics:
    • Heuristics in human inference
    • Policy capturing
  •  Decision Making in Economic contexts:
    • Venture capitalist decision making
    • Social learning and imitation
    • Destructive Competition in Groups
    • Distributive Fairness
  •  Methods:
    • Computer simulation and modeling
    • Development of online tools for interactive group research
    • Evolutionary computation
  •  Other:
    • Personal identity
    • Social rationality
    • Privacy in the context of Big Data

Curriculum Vitae


  • 2008 Dissertation in psychology (Dr. phil.), Bochum University
  • 2002 Certificate as drama instructor, Unna
  • 2001 Diploma in Psychology (Dipl.-Psych.), Bochum University
  • 1997-1998 Special Student, Psychology, Philosophy, Dramatic Arts, Harvard University, USA
  • Studies in Psychology, Philosophy, German language and drama studies at Bochum University

Work experience

  • 2011-2012 Post-Doc, Faculty of Psychology, University of Basle, Switzerland
  • 2007-2012 Post-Doc, Faculty of Business and Economics, University of Lausanne, Switzerland
  • 2005-2007 Research Asistant, Educational Management, Erfurt University TEACHING Internet-Recruiting (Bochum University) Possibilities and Limitations of Psychological Diagnostics (Bochum University)
  • 2003 Short-Time Lecturer, Arizona State University, USA
  • 2001-2003 Research Assistant, Psychology, Bochum University


  • Theatre, Improvisation and Interaction (Bochum University)
  • German Drama Workshop (Arizona State University)
  • Leadership (Erfurt University)
  • Business Statistics (University of Lausanne)
  • Applied Business Statistics (University of Lausanne)
  • Management Science (University of Lausanne)
  • Practical Negotiation (Basel University)

Selected publications:

  • Woike, J.K. & Hafenbrädl, S.. (in press). Rivals without a cause? Relative performance feedback creates destructive competition despite aligned incentives. Journal of Behavioral Decision Making.
  • Landy, J. F., Jia, M., Ding, I. L., Viganola, D., Tierney, W., ... , Woike, J.K., ... , Uhlmann, E. L. (2020). Crowdsourcing hypothesis tests: Making transparent how design choices shape research results. Psychological Bulletin. Advance online publication. http://dx.doi.org/10.1037/bul0000220
  • Woike, J. K., Collard, P., & Hood, B. (2020). Putting your money where your self is: Connecting dimensions of closeness and theories of personal identity. PlOS One, 15(2), e0228271. http://dx.doi.org/10.1371/journal.pone.0228271
  • Hertwig, R., Woike, J.K., Pachur, T. & Brandstätter, E. (2019). The robust beauty of heuristics in choice under uncertainty. In Hertwig, R., Pleskac, T.J., Pachur, T. & The Center for Adaptive Rationality, Taming Uncertainty. Cambridge, MA: MIT Press.
  • Hafenbrädl, S., & Woike, J. K. (2018). Competitive escalation and interventions. Journal of Behavioral Decision Making, 31(5), 695-714https://doi.org/10.1002/bdm.2084
  • Stevens, J. R., Woike, J. K., Schooler, L. J., Lindner, S., & Pachur, T. (2018). Social contact patterns can buffer costs of forgetting in the evolution of cooperation. Proc. R. Soc. B285(1880), 20180407. https://doi.org/10.1098/rspb.2018.0407
  • Phillips, N. D., Neth, H., Woike, J. K., & Gaissmaier, W. (2017). FFTrees: A toolbox to create, visualize, and evaluate fast-and-frugal decision trees. Judgment and Decision Making12(4), 344.
  • Woike, J. K., Hoffrage, U., & Martignon, L. (2017). Integrating and testing natural frequencies, naïve Bayes, and fast-and-frugal trees. Decision, 4(4), 234-260. http://dx.doi.org/10.1037/dec0000086
  • Lejarraga, T., Woike, J. K., & Hertwig, R. (2016). Description and experience: How experimental investors learn about booms and busts affects their financial risk taking. Cognition157, 365-383. doi:10.1016/j.cognition.2016.10.001 Full text
  • Woike, J. K., Hoffrage, U., & Petty, J. S. (2015). Picking profitable investments: The success of equal weighting in simulated venture capitalist decision making. Journal of Business Research, 68, 1705-1716.
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