Isabela Mares is Professor of Political Science at Columbia University. She has conducted research on comparative democratization and electoral reform, comparative political economy, and comparative social policy. She is the author of The Politics of Social Risk (Cambridge University Press, 2003), which won the Gregory Luebbert Award of the American Political Science Association for best book in comparative politics, and of Taxation, Wage Bargaining and Unemployment (Cambridge University Press, 2006).