Stephen Chbosky (born January 25,1970 in Pittsburgh) is an American novelist, film director, and screenwriter. He is known for writing "The Perks of Being a Wallflower", which is a New-York-Times Bestseller. Chbosky is also known for writing and directing the movie version of this book, starring Logan Lerman, Emma Watson and Ezra Miller. Later, he wrote the screenplay for the movies "Rent" and the live-action adaptation of "Beauty and the Beast" of 2017. Stephen Chbosky also directed the movie "Wonder".