Patrick Rey is a Professor of Economics at the University of Toulouse and a member of the Toulouse School of Economics, as well as a research director of the Institut d’Economie Industrielle, which he previously headed; before joining Toulouse, he headed the Laboratoire d’Economie Industrielle (LEI) at CREST (INSEE, Paris), which he founded, and (what is now) the Ecole Nationale de la Statistique et de l’Administration Economique (ENSAE, Paris). He holds a PhD in Economics from the University of Toulouse, an engineer degree from Ecole Polytechnique, where he has also been a professor, and a statistician-economist degree from ENSAE. His current themes of research include Industrial Organization, Regulation and Competition Policy, Innovation and Intellectual Property. He has published numerous papers and book contributions, including more than 20 articles in international top-tier economic journals such as Econometrica, the American Economic Review, the Review of Economic Studies or the RAND Journal of Economics. He has also developed an innovative pedagogical tool using a “market game”. Patrick Rey is a fellow of the Econometric Society as well as of the European Economic Association (EEA), has been a senior member of the Institut Universitaire de France (IUF) and received a senior grant from the European Research Council (ERC); he holds a Honoris Causa doctorate degree from the Norwegian School of Economics (Bergen) and has been President of the European Association for Research in Industrial Economics (EARIE). He is widely recognized as a leading expert in competition economics. He has testified in many antitrust cases in Europe and elsewhere, conducted numerous competition workshops and seminars, and served as expert for OECD, the World Bank, the US department of Justice and the European Commission; he is also a member of advisory bodies attached to regulatory and competition agencies (coordinating for example the EAGCP expert group on Article 82 for the European Commission) and was a co-founder of the Association for Competition Economics (ACE).