Darrell Duffie is the Adams Distinguished Professor of Management and Professor of Finance at Stanford Universitys Graduate School of Business. He is a Professor by Courtesy at the Stanford Economics Department, a Senior Fellow by Courtesy at the Hoover Institution, and a Senior Fellow of the Stanford Institute for Economic Policy Research, a Research Fellow of the National Bureau of Economic Research, a Fellow of the American Finance Association, and a Fellow of the American Academy of Arts and Sciences. Duffie is a past president of the American Finance Association and chaired the Financial Stability Boards Market Participants Group on Reference Rate Reform. He is an independent director of the Dimensional Funds, Project Advisor of The G30 Working Group on Treasury Market Liquidity, and a co-director of the Hoover Institutions Study of the Global Implications of Chinas Central Bank Digital Currency. Duffie is currently Resident Scholar at the Federal Reserve Bank of New York. His most recent book is Fragmenting Markets: Post-Crisis Bank Regulations and Financial Market Liquidity, DeGruyter, 2022.