Roberto Gargarella is a Professor of Constitutional Theory and Political Philosophy at the Law School of the Universidad de Buenos Aires and the Universidad Di Tella and a researcher for CONICET in Buenos Aires and the Christian Michelsen Institute in Norway. He has also been a Visiting Fellow at Columbia, New York University, and Harvard and Visiting Professor at universities in Europe, Latin America, and the United States. He received a John Simon Guggenheim grant in 2000 and a Harry Frank Guggenheim grant in 2002 3 and has published on issues of legal and political philosophy, as well as on...