Kenneth S. Rogoff is the Maurits C. Boas Chair of International Economics at Harvard University and a preeminent authority on global macroeconomics. He previously served as the Chief Economist of the International Monetary Fund, where he influenced international financial policy. Rogoff is best known for co-authoring “This Time Is Different,” an exhaustive study of eight centuries of financial crises. His deep expertise in sovereign debt and currency cycles establishes him as a definitive voice in the field of economic history.