Timothy J. Power is director of the Brazilian Studies Programme and a fellow of St Antony’s College at the University of Oxford. An associate fellow of the Chatham House (the Royal Institute of International Affairs), he is also a former president of the Brazilian Studies Association (BRASA) and the current treasurer of the Latin American Studies Association (LASA). He researches democratization, political parties, executive-legislative relations, and electoral competition in Brazil, and has been a visiting professor at UnB, USP and UFMG. Together with Cesar Zucco Jr., he directs the Brazilian Legislative Survey, a quadrennial survey of members of the Brazilian Congress. His articles on Brazilian politics and government have appeared in Journal of Politics, Political Research Quarterly, Latin American Research Review, and Legislative Studies Quarterly, among other outlets. His most recent book is Corruption and Democracy in Brazil: The Struggle for Accountability (co-edited with Matthew M. Taylor; University of Notre Dame Press, 2011).