Darrell Duffie has been writing about financial markets since 1984. He is a Fellow of the American Academy of Arts and Sciences, a Fellow and member of the Council of the Econometric Society, and a Research Associate of the National Bureau of Economic Research. He is a member of the Financial Advisory Roundtable of the New York Federal Reserve Bank, and a member of the board of directors of Moody's Corporation. Prof. Duffie was the President of the American Finance Association until January, 2010. In 2003, he was awarded the SunGard/IAFE Financial Engineer of the Year Award from the International Association of Financial Engineers.