John S. D. Eisenhower is a retired brigadier general, a former U.S. ambassador to Belgium, and the author of numerous works of military history and biography, including "General Ike: A Personal Reminiscence"; "They Fought at Anzio"; "Yanks: The Epic Story of the American Army in World War I"; and "So Far from God: The U.S. War with Mexico, 1846 1848". He lives in Maryland.