A Washington Post Notable Book of the Year

It was the height of the Cold War, and a dangerous time to be stationed in the Soviet Union. One evening, while the chief of the CIA's Moscow station was filling his gas tank, a stranger approached and dropped a note into the car. The chief, suspicious of a KGB trap, ignored the overture. But the man had made up his mind. His attempts to establish contact with the CIA would be rebuffed four times before he thrust upon them an envelope whose contents would stun U.S. intelligence. In the years that followed, that man, Adolf...