But you don't have to go to the movies to find the model for that powerhouse. Everyone knows it's Anna Wintour, the fashion superpower editor-in-chief of Vogue magazine and, this week, likely as not to be alongside a glittering runway as Fashion Week sweeps New York City.
If the gowns and looks and wild baubles seem miles away today, remember - tomorrow their echoes will be at Anne Taylor and Target and on your block.
This hour On Point: The devil who wore Prada. Anna Wintour and the fashion imprint on America.
Teri Agins, senior fashion reporter for the Wall Street Journal.
Timothy Gunn , chair of the department of fashion design at Parsons The New School for Design.
Cathy Horyn, covers fashion for the New York Times.
Harriet Mays Powell, fashion director of New York Magazine.
This program aired on February 6, 2007.