Richard Branson is one of the world's most successful entrepreneurs and possibly its most successful public relations man. Whether he's promoting the Sex Pistols, hitting British Airways with a multimillion-dollar libel suit, breaking the speed record for crossing the Atlantic by boat, or cracking a monopoly on condoms in the UK, Branson cultivates his public image relentlessly: hip, charming, casual, open-minded, nice, fun. But behind the dazzling...