Gorge Orwell introduced Bert Jolis to Arthur Koestler as "one who is much to our way of thinking." Jolis epitomized their sense of outrage at the silence of Western intellectuals in the face of Communism--a view that frequently brought him into conflict with the establishment as an intelligence officer with the OSS during World War II and the Cold War. More than an autobiography, "A Clutch of Red Diamonds" is the story of one man's crusade, from his...