Mark Aguiar is currently Professor of Economics at Princeton University. His research focuses on models of consumption and savings with applications in both open- and closed-economy macroeconomics. Specific interests include life cycle consumption and savings, current account dynamics, sovereign debt, and the interplay of time allocation and consumption. His research on these topics has appeared in top economic journals including the American Economic Review, Journal of Political Economy, and the Quarterly Journal of Economics. Professor Aguiar received the 2006 TIAA-CREF Paul Samuelson Award for the best published paper dealing with household financial security for his joint work with Erik Hurst.