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Tomás Lejarraga

© private
Adjunct Researcher
lejarraga [at] mpib-berlin [dot] mpg [dot] de

Short CV: 

Associate Professor, University of Balearic Islands, Department of Business Economics

Director, UIB Decision Science Laboratory, University of Balearic Islands

Research Scientist, 2013-2016, Center for Adaptive Rationality, Max Planck Institute for Human Development

Postdoctoral Fellow, 2009-2011, Carnegie Mellon University, Dynamic Decision Making Laboratory, USA

Ph.D. in Management, 2009, Universitat Pompeu Fabra, Spain (advisor: Robin M. Hogarth, chair: Ido Erev)

MSc. in Management, 2003, Universitat Pompeu Fabra, Spain

B.A. in Economics, 1999, Washington College, USA

Research Interests: 

I am interested in how individuals and groups make decisions under risk and uncertainty.


Selected Literature: 

Ert, E. & Lejarraga, T. (2017). The Effect of Experience on Context- Dependent Decisions. Journal of Behavioral Decision Making, in press.

Hertwig, R., Hogarth, R., Lejarraga, T. (2017). Experience and Description: Exploring Two Paths to Knowledge. Current Directions in Psychological Science, in press.

Lejarraga, T., Woike, J.K., & Hertwig, R. (2016). Description and Experience: How Experimental Investors Learn About Booms and Busts Affects Their Financial Risk Taking. Cognition, 157, 365–383.

Lejarraga, T., Schulte-Mecklenbeck, M., & Smedema, D. (2016). The pyeTribe: Simultaneous Eye-Tracking for Economic Games. Behavior Research Methods, in press.

Lejarraga, T. & Hertwig, R. (2016). How the Threat of Losses Makes People Explore More Than the Promise of Gains. Psychonomic Bulletin and Review, 24, 708–720.

Lejarraga, T. & Müller-Trede, J. (2015). When Experience Meets Description: How Dyads Integrate Experiential and Descriptive Information in Risky Decisions. Management Science, 63, 1953–1971.

open all Curriculum Vitae

zuklappen Publications

Ert, E. & Lejarraga, T. (2017). The Effect of Experience on Context- Dependent Decisions. Journal of Behavioral Decision Making, in press.

Hertwig, R., Hogarth, R., Lejarraga, T. (2017). Experience and Description: Exploring Two Paths to Knowledge. Current Directions in Psychological Science, in press.

Lejarraga, T., Schulte-Mecklenbeck, M., & Smedema, D. (2016). The pyeTribe: Simultaneous Eye-Tracking for Economic Games. Behavior Research Methods, in press.

Lejarraga, T., Woike, J.K., & Hertwig, R. (2016). Description and Experience: How Experimental Investors Learn About Booms and Busts Affects Their Financial Risk Taking. Cognition, in press.

Lejarraga, T. & Hertwig, R. (2016). How the Threat of Losses Makes People Explore More Than the Promise of Gains. Psychonomic Bulletin and Review, in press.

Lejarraga, T. & Müller-Trede, J. (2015). When Experience Meets Description: How Dyads Integrate Experiential and Descriptive Information in Risky Decisions. Management Science, in press

Hogarth, R., Lejarraga, T., & Soyer, E. (2015). The two settings of kind and wicked learning environments. Current Directions in Psychological Science, 24, 379–385.

Lejarraga, T., Pachur, T., Frey, R. & Hertwig, R. (2015). Decisions from Experience: From Monetary to Medical Gambles. Journal of Behavioral Decision Making, 29, 67–77.

Lejarraga, T., Lejarraga, J., & Gonzalez, C. (2014) Decisions from Experience: How Groups and Individuals Adapt to Change. Memory & Cognition, 42, 1384–1397.

Lejarraga, T., Hertwig, R., & Gonzalez, C. (2012) How Choice Ecology Influences Search in Decisions From Experience. Cognition, 124, 334–342.

Yu, M., Lejarraga, T., & Gonzalez, C. (2012) Context-specific, scenario-based risk scales. Risk Analysis, 32, 2166–2188.

Lejarraga, T. & Gonzalez, C. (2011) Effects of feedback and complexity on repeated decisions from description.Organizational Behavior and Human Decision Processes, 117, 286–295.

Lejarraga, J., Lejarraga, T. & Gaston-Breton, C. (2011) Let me handle this, I’ve done it before: Experience and self-involvement in superstitious learning. In George T. Solomon (Ed.), Proceedings of the Seventy-First Annual Meeting of the Academy of Management.

Gonzalez, C., Dutt, V., & Lejarraga, T. (2011) A loser can be a winner: Comparison of two instance-based learning models in a market entry competition. Games, 2, 136–162. Guest Editors: Erev, Ert, & Roth.

Lejarraga, T., Dutt, V., and Gonzalez, C. (2010) Instance-based learning: A general model of repeated binary choice. Journal of Behavioral Decision Making, 25, 143–153.

Lejarraga, T. (2010) When experience is better than description: time delays and complexity. Journal of Behavioral Decision Making, 23, 1, 100–116

zuklappen Member of Editorial Boards

Frontiers in Cognitive Science, part of Frontiers in Psychology (since 2016)

Journal of Behavioral Decision Making (since 2014)

zuklappen Ad hoc reviewer

Scientific journals:

Journal of Experimental Psychology: General, Journal of Experimental Psychology: Learning, Memory, and Cognition, Risk, Cognitive Psychology, Frontiers in Cognitive Science, PLOS One, Medical Decision Making, Thinking & Reasoning, Review of Philosophy and Psychology, Journal of Applied Research in Memory and Cognition, Decision, Psychonomic Bulletin and Review, Quarterly Journal of Experimental Psychology, Organizational Behavior and Human Decision Processes, Journal of Behavioral Decision Making, Behavior Research Methods, Games, Revista Internacional de Sociología-Consejo Superior de Investigaciones Científicas.

Funding agencies:

ETH Zurich Research Commission, The Israel Science Foundation, Alfred P. Sloan Foundation, Research Council of Canada.

Conferences:

Academy of Management Annual Meeting, Subjective Probability, Utility, and Decision Making (SPUDM).

zuklappen Teaching

Instructor:

Negotiation strategies (undergraduate, 2013). Universitat de les Illes Balears

Organizational design and human resources (undergraduate, 2012, 2013). Universitat de les Illes Balears

Organizational architecture (undergraduate, 2012). Universitat de les Illes Balears

 

Teaching assistant:

Strategic management and Business Policy (undergraduate, 2003, 2004). Universitat Pompeu Fabra

Accounting and information systems (MBA and MSc., 2004). Universitat Pompeu Fabra

Human resources management (undergraduate, 2004) Teaching assistant. Universitat Pompeu Fabra

History of management thought (undergraduate, 2003). Universitat Pompeu Fabra

Current topics in business politics (undergraduate, 2003). Universitat Pompeu Fabra

Business economics (undergraduate, 2003). Universitat Pompeu Fabra

zuklappen Grants and awards

2011: Recipient of the Sumantra Ghoshal Research and Practice Award (Business Policy and Strategy Division), for the paper submitted to the Academy of Management Annual Meeting that makes the greatest combined contribution to research and practice, San Antonio, Texas.

Participated in the Summer Institute on Bounded Rationality at the Max Planck Institute for Human Development (Berlin) organized by Gerd Gigerenzer and the Adaptive Behavior and Cognition group.

2010: Runner-up. Market Entry Prediction Competition, organized by Ido Erev, Eyal Ert, and Alvin E. Roth. With Dutt, V. and Gonzalez, C.

2005 - 2006: DURSI Grant. Generalitat de Catalunya

2003 - 2005: IGSOC Grant. Generalitat de Catalunya

1999: Honors for B.A. senior thesis. Washington College

Sigma Delta Pi. National hispanic honorary society.

1996 - 1999: Colin Ferguson Grant for B.A. Washington College