Princess Diana, Jackie O, Grace Kelly--the star icon is the most talked about yet least understood persona. The object of adoration, fantasy, and cult obsession, the star icon is a celebrity, yet she is also something more: a dazzling figure at the center of a media pantomime that is at once voyeuristic and zealously guarded. With skill and humor, Daniel Herwitz pokes at the gears of the celebrity-making machine, recruiting a philosopher's interest in the media, an eye for society, and a love of popular culture to divine our yearning for these iconic figures and the role they play in our...