Kenneth Rogoff is Thomas D. Cabot Professor at Harvard University. He was the former Chief Economist at the International Monetary Fund, and co-authored various books. One of them is with Carmen Reinhart - This Time Is Different: Eight Centuries of Financial Folly. A graduate of Yale and MIT, Rogoff extensively published topics specializing in international finance, exchange rates, international debt issues, and international monetary policy. He was also awarded the life title of international grandmaster of Chess by the World Chess Federation in 1978.