Book of the Year in The Economist, Guardian, New Statesman, Wall Street Journal and New York Times.Shortlisted for the Duff Cooper Prize, the Elizabeth Longford Prize for Historical Biography and the British Society for the History of Science Hughes Prize.''A wonderful book about one of the most important, brilliant and flawed scientists of the 20th century.'' Peter Frankopan''Superb'' Matt Ridley, The Times''Fascinating..The best Haldane biography yet.'' New York TimesJ.B.S. Haldane''s life was rich and strange, never short on genius, never lacking for drama. He is best remembered as a geneticist who revolutionized our understanding of evolution, but his peers thought him a polymath; one student called him ''the last man who knew all there was to be known''.Beginning in the 1930s, Haldane was also a staunch Communist - a stance that enhanced his public profile, led him into trouble, and even drew suspicions that he was spying for the SovietsHe wrote copiously on science and politics f