Robert Ibbotson is a member of the Yale School of Finance Faculty since 1986. He is Chairman and Founder of Ibbotson Assocaites in Chicago and New York, which provides consulting services, software, data and financial publishing for financial institutions and investment advisors. Professor Ibbotson is the author of numerous books and articles, including the annual Stocks, Bonds, Bills and Inflation Yearbook. Will Goetzmann is the Edwin J. Beinecke Professor of Finance and Management Studies at the Yale School of Management and a Research Associate of the National Bureau of Economic Research. He currently serves as the Director of the International Center for Finance at Yale--an interdisciplinary research organization focused on sponsoring and disseminating academic research in Finance.