Melvyn P. Leffler is Edward Stettinius Professor of American History at the Department of History, University of Virginia. His previous publications include To Lead the World: American Strategy after the Bush Doctrine (2008, as co-editor), For the Soul of Mankind: The United States, the Soviet Union, and the Cold War (2007, winner of the AHA George Louis Beer Prize) and A Preponderance of Power: National Security, the Truman Administration and the Cold War (1992, winner of the Bancroft Prize, the Robert Ferrell Prize and the Herbert Hoover Book Award).