Welcome to a Conversation with History. I'm Harry Kreisler of the Institute of International Studies. Our guest today is Robert William Fogel, 1993 Nobel Laureate in Economics. Dr. Fogel is the Charles R. Walgreen Distinguished Service Professor of American Institutions at the Graduate School of Business, and Director of the Center for Population Economics at the University of Chicago. He is the 2004 Hitchcock Lecturer on the Berkeley campus.