George C. Herring is Alumni Professor of History Emeritus at the University of Kentucky. His book in the Oxford History of the United States series, From Colony to Superpower: U.S. Foreign Relations since 1776 won the Robert Ferrell Prize of the Society for Historians of American Foreign Relations and was a finalist for the National Book Critics Circle Award. A leading authority on U.S. foreign relations, he is the former editor of Diplomatic History and a past president of the Society for Historians of American Foreign Relations. He is the author of America's Longest War: The United States and Vietnam, 1950-1975, among other books. He lives in Lexington, Kentucky.