Philippe De Donder is a Research Director at the CNRS assigned to the GREMAQ (Research Group in Mathematical and Quantitative Economics) at the Toulouse School of Economics, and senior researcher at the Institut D'Economie Industrielle (IDEI). He received his Ph.D. in economics in 1998 at the University of Namur (Belgium). He began his career as a lecturer at the University of Toulouse 1 Capitole before joining the CNRS in 2001. He was also visiting professor at the University of Rochester (USA, 2000) and Yale (USA, 2007). His research focuses on public economics, political economy and economics of regulation. He has published more than forty articles in journals such as the Journal of Public Economics, The Economic Journal, Journal of Health Economics, Social Choice and Welfare, Economic Theory and International Journal of Industrial Organization. He is an associate editor of the Journal of Public Economic Theory and member of the board of editors of the Journal of Regulatory Economics. As part of the IDEI, he has been mainly involved in partnerships with Royal Mail (since 1999), La Poste (since 2007) and Gaz de France (2004 to 2006).