Dr. Lewis Sorley is an award winning author and military historian. His most recent book, Westmoreland: The General Who Lost Vietnam, was published by Houghton Mifflin Harcourt in October 2011. A former soldier and civilian official of the Central Intelligence Agency, Dr. Sorley has also served on the faculties at West Point and the Army War College. His Army assignments included leadership of tank and armored cavalry units in Germany, Vietnam, and the United States and staff positions in the offices of the Secretary of Defense and the Army Chief of Staff. Dr. Sorley is an Emeritus Director of the Army Historical Foundation and is Executive Director Emeritus of the Association of Military Colleges and Schools of the United States.