Martin Lettau is the Kruttschnitt Family Chair in Financial Institutions at the Haas School of Business at the University of California at Berkeley. He holds a Ph.D. in economics from Princeton University. Before joining the Haas School he was an Assistant Professor of Finance at the Stern School of Business at New York University and a Senior Economist at the Federal Reserve Bank of New York. He has held visiting positions at Columbia University, the University of Chicago, and the Federal Reserve Bank of Minneapolis, among others. Lettau has served on editorial boards of leading academic journals and is a Research Fellow at the National Bureau of Economic Research. He has served as the Chair of the Finance Group at Haas from 2010 to 2012. Lettau is known for his research in financial economics and macroeconomics. His research concentrates on asset pricing, the interaction of financial markets and the macro economy, stock market volatility and the behavior of stock and bond markets. He has published extensively in leading economics and finance journals and has been awarded several prestigious honors and prizes, including the Smith-Breeden Award for the best paper in The Journal of Finance in 2001 and the AQR Capital Management Insight Award in 2013.