Gorgeous young women in revealing poses; extravagant mansion parties packed with celebrities; a hot-tub grotto, elegant smoking jackets, and round rotating beds; the hedonistic pursuit of uninhibited sex—put these images together and a single name springs to mind: Hugh Hefner. From his spectacular launch of Playboy magazine and the dizzying expansion of his leisure empire to his recent television hit The Girls Next Door, the publisher has attracted public attention and controversy for decades. But how did a man who is at once socially astute and morally unconventional, part Bill Gates and part Casanova, also evolve into a figure at the forefront of cultural change?