Erwin Rommel was a complex man: a born leader, brilliant soldier, a devoted husband and proud father; intelligent, instinctive, brave, compassionate, vain, egotistical, and arrogant. In France in 1940, then for two years in North Africa, then finally back in France again, at Normandy in 1944, he proved himself a master of armored warfare, running rings around a succession of Allied generals who never got his measure and could only resort to overwhelming numbers to bring about his defeat. And yet for all his military genius, Rommel was also naive, a man who could admire Adolf Hitler at the...