Edith Head is widely considered the most important figure in the history of Hollywood costume design. Her career spanned nearly half a century and included such classic films as Rear Window and Sunset Boulevard. Her private life and professional achievements have been the subject of speculation since she rose to the top in the late 1940s. Ruthlessly competitive and intensely secretive, Head had few close friends and many detractors. Her longtime friend, protégé, and confidant David Chierichetti offers a privileged glimpse into the personality behind the famously impenetrable "schoolmarm" façade and a comprehensive account of her creative process.