From the rise of the Fashion Caf to the phenomenon of the supermodel, from "House of Style" to "Unzipped," the world of fashion has taken center stage in contemporary culture, for better or for worse. In turn, although the idea of fashion has been in circulation since time immemorial, not until recently has its profound and variegated effects-on economic activity, on social and sexual mores, and on aesthetic and psychological formulations-been...