Charles Dallara is the author of "EuroShock: How the Largest Debt Restructuring in History Helped Save Greece and Preserve the Eurozone". The former managing director of the Institute of International Finance, a think tank, shares his experiences as a US Navy midshipman, lessons in leadership and the intense negotiations that shaped the Greek crisis resolution. He represented the creditors and negotiated with the likes of former German Chancellor Angela Merkel and former French president, Nicolas Sarkozy. He explains how politics, economics and culture shaped the challenges and strategies behind this historic financial crisis while batting for the urgent need for higher standards in sovereign debt management.