Stephen Williamson is the Stephen A. Jarislowsky Chair in Central Banking at Western University (also known as the University of Western Ontario), in London, Ontario. He received a B.Sc. (Honours, Mathematics) and an M.A. in Economics from Queen’s University in Kingston, Ontario, and received his Ph.D. from the University of Wisconsin– Madison in 1984. He has held academic positions at Queen’s University, Western University, the University of Iowa, and Washington University in St. Louis, and has worked as an economist at the Federal Reserve Bank of St. Louis, the Federal Reserve Bank of Minneapolis, and the Bank of Canada. Professor Williamson has also been an academic visitor at the Federal Reserve Banks of Atlanta, Kansas City, Minneapolis, Cleveland, and Philadelphia, at the Board of Governors of the Federal Reserve System in Washington, D.C., and at the Bank of Canada. He has been a long-term visitor at the University of Tilburg, the Netherlands; the London School of Economics; the University of Edinburgh; Victoria University of Wellington, New Zealand; Seoul National University; Hong Kong University; Indiana University; and Fudan University, Shanghai. Professor Williamson has published scholarly articles in the American Economic Review, the Journal of Political Economy, the Quarterly Journal of Economics, the Review of Economic Studies, the Journal of Economic Theory, and the Journal of Monetary Economics, among other prestigious economics journals. His research, focused mainly on macroeconomics, monetary theory, and the theory of financial intermediation, has been supported by the Jarislowsky Foundation, the Bank of Canada Fellowship Program, the National Science Foundation, the Lynde and Harry Bradley Foundation, and the Social Sciences and Humanities Research Council of Canada. Professor Williamson lives in London, Ontario.