Barbara Mellers

Barbara Mellers
  • I. George Heyman University Professor
  • Professor of Marketing
  • Professor of Psychology

Contact Information

  • office Address:

    765 Jon M. Huntsman Hall
    3730 Walnut Street
    University of Pennsylvania
    Philadelphia, PA 19104-6304


In January 2011, Barbara Mellers was appointed as the 11th Penn Integrates Knowledge Professor. Mellers, a globally influential scholar of decision making, is the I. George Heyman University Professor. This appointment is shared between the Department of Psychology in the School of Arts and Sciences and the Department of Marketing in The Wharton School.

Mellers’ research examines the factors that influence judgments and decisions, including emotions, self-interest, past mistakes, sensitivities to risk and perceptions of fairness. She is an author of almost 100 articles and book chapters, co-editor of two books and a member of numerous prestigious editorial boards. She served as president of the Judgment and Decision Making Society, was a five-year National Science Foundation Presidential Young Investigator and has received major research support from the NSF.

She earned a Ph.D. in 1981 and an M.A. in 1978 in psychology from the University of Illinois at Urbana-Champaign and a B.A. in 1974, also in psychology from Berkeley.

Continue Reading


  • Barbara Mellers, Decision making (Forthcoming)

  • Barbara Mellers, J. Shanteau, D. Schum (Forthcoming), Decision science and technology: Reflections on the contributions of Ward Edwards,.

  • Barbara Mellers and J. Baron (Forthcoming), Psychological perspectives on justice: Theory and applications,.

  • Barbara Mellers and Philip E. Tetlock (Forthcoming), Structuring accountability systems in organizations: Key tradeoffs and critical unknowns,.

  • Barbara Mellers, H. Blanton, J. Jaccard, J. Klick, G. Mitchell, P. Tetlock (Forthcoming), Weak defense of weak evidence: Transparency trumps trust, Journal of Applied Psychology.

  • Evan Weingarten, Sudeep Bhatia, Barbara Mellers (Under Review), Multiple Goals as Reference Points.

  • Barbara Mellers, Eric Stone, Pavel Atanasov, Nick Rohrbaugh, S. E. Metz, Lyle Ungar, Michael Bishop, Michael Horowitz (2015), The Psychology of Intelligence Analysis: Drivers of Prediction Accuracy in World Politics, Journal of Experimental Psychology: Applied.

  • Jonathan Baron, Barbara Mellers, Philip Tetlock, Eric Stone, Lyle Ungar (2015), Two Reasons to Make Aggregated Probability Forecasts More Extreme, Decision Analysis.

  • Barbara Mellers, Eric Stone, Terry Murray, Angela Minster, Nick Rohrbaugh, Michael Bishop, Eva Chen, Joshua Baker, Yuan Hou, Michael Horowitz, Lyle Ungar, Philip Tetlock (2015), Identifying and Cultivating Superforecasters as a Method of Improving Probabilistic Predictions, Perspectives on Psychological Science.

  • Mandeep Dhami, David Mandel, Barbara Mellers, Philip Tetlock (2015), Improving Intelligence Analysis with Decision Science, Perspectives on Psychological Science.


Past Courses


    This course is concerned with how and why people behave as consumers. Its goals are to: (1) provide conceptual understanding of consumer behavior, (2) provide experience in the application of buyer behavior concepts to marketing management decisions and social policy decision-making; and (3) to develop analytical capability in using behavioral research.

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Latest Research

Barbara Mellers, Decision making (Forthcoming)
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In the News

Are You a Superforecaster? What Good Decision-makers Have in Common

Research shows that there are certain kinds of people who can forecast correctly most of the time. What traits do they share?

Knowledge @ Wharton - 2017/03/7
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