Roger G. Ibbotson
Roger R. Ibbotson is professor of finance at Yale School of Management and is an expert on capital market returns, cost of capital, and international investing. He is chairman and founder of Ibbotson Associates, which is a finacial research and information firm. His book with Rex A. Sinquefield, Stocks, Bonds, Bills and Inflation, updated in annual Yearbooks, serves as the standard reference for information on investment market returns. Professor Ibbotson received a Ph.D. from the University of Chicago, an MBA from Indiana University, and a B.S. from Purdue University.