Who was the star of "The Perks of Being a Wallflower" and also starred as the title character in the drama "We Need to Talk About Kevin" (2011)?
Stephen Chbosky: Stephen Chbosky ( ; born January 25, 1970) is an American novelist, screenwriter, and film director best known for writing "The New York Times" bestselling coming-of-age novel "The Perks of Being a Wallflower" (1999), as well as for screenwriting and directing the film version of the same book, starring Logan Lerman, Emma Watson, and Ezra Miller.
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