who was the devil wears prada based on
A young woman who is hired as a personal assistant to a powerful fashion magazine editor.
The Devil Wears Prada (novel)
The Devil Wears Prada is a 2003 novel by Lauren Weisberger about a young woman who is hired as a personal assistant to a powerful fashion magazine editor, a job that becomes nightmarish as she struggles to keep up with her boss's grueling schedule and demeaning demands. 
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The Devil Wears Prada (novel) [SEP] Introduction
The Devil Wears Prada is a 2003 novel by Lauren Weisberger about a young woman who is hired as a personal assistant to a powerful fashion magazine editor, a job that becomes nightmarish as she struggles to keep up with her boss's grueling schedule and demeaning demands. It spent six months on the "New York Times" bestseller list and became the basis for the 2006 film of the same name, starring Meryl Streep, Anne Hathaway, and Emily Blunt. The novel is considered by many to be an example of the "chick lit" genre. Upon its publication "The Devil Wears Prada" attracted attention because of its author's background.