Jean-Louis Arcand is Professor of International Economics and Professor and Chair of Development Studies at the Graduate Institute of International and Development Studies in Geneva. He is associate editor of the /Journal of African Economies/ and the /Revue d'Economie du Développement/, co-editor of the /European Journal of Development Research/, and Founding Fellow of the European Union Development Network (EUDN). He was assistant and then Associate Professor at the University of Montréal, and Professor at the Centre d'Etudes et de Recherches en Développement International (CERDI). He holds a PhD in Economics from the Massachusetts Institute of Technology (MIT), Cambridge, MA, USA. His research focuses on the microeconomics of development, with a current focus on impact evaluation of social programs in West Africa and the Maghreb. He has been a consultant to the World Bank, the FAO, the UNDP, the Gates Foundation and several national governments. He is currently leading multi-year impact evaluations in Angola, Burkina Faso, Burundi, The Cameroon, The Gambia, Mali, Morocco, and Senegal, with the topics being investigated ranging from peer mentoring to fight HIV-AIDS, to capacity-building in rural producer organizations to foster food security.