Before the devil in Prada, there was Diana Vreeland

Diana Vreeland was the apotheosis of the fashion editor. After she moved to New York in the mid-1930s and, needing money, took a job as a columnist at Harper's Bazaar, the society girl transformed herself into an in-crowd ringmaster and then a public spectacle after she was named editor-in-chief of Vogue in 1963.

http://nypost.com/2013/11/30/before-the-devil-in-prada-there-was-diana-vreeland/