In August 1945 Great Britain, France, the USSR, and the United States established a tribunal at Nuremberg to try military and civilian leaders of the Nazi regime. G. M. Gilbert, the prison psychologist, had an unrivaled firsthand opportunity to watch and question the Nazi war criminals. With scientific dispassion he encouraged G ering, Speer, Hess, Ribbentrop, Frank, Jodl, Keitel, Streicher, and the others to reveal their innermost thoughts. In the...