George J. Mailath is Walter H. Annenberg Professor in the Social Sciences and Professor of Economics at the University of Pennsylvania, and Goldsmith Professor in the Research School of Economics, Australian National University. Professor Mailath’s research in microeconomics includes papers on pricing, noncooperative game theory, evolutionary game theory, repeated games, social norms, and the theory of reputations.  He is a Fellow of the American Academy of Arts & Sciences, the Econometric Society, the Society for the Advancement of Economic Theory, and the Game Theory Society. He has served on the Council of the Econometric Society 2013-2015 and 2020-2023, the Council of the Game Theory Society 2005-2011, and was one of the founders of the journal Theoretical Economics (the Econometric Society assumed responsibility for Theoretical Economics in 2009).

Professor Mailath edited Thereotetical Economics 2013-2017, was the theory co-editor of the Econometric Society Monograph Series, 2008-2013, and was a member of the Economics Advisory Panel of the National Science Foundation in 2008 and 2009. He has been an associate editor or editorial board member of Econometrica, The Review of Economic Studies, The Journal of Economic Theory, Games and Economic Behavior, The International Economic Review, and Economic Theory.