Thirteen Reasons Why is a young adult novel written in 2007 by Jay Asher. It is the story of a young high school student as she descends into despair brought on by betrayal and bullying, culminating with her suicide. She details the thirteen reasons why in an audio diary which is mailed to a friend two weeks after her death.
Thirteen Reasons Why has received recognition and awards from several young adult literary associations, and the paperback edition reached #1 on the New York Times Best Seller list in July 2011. A screenplay was written, based on the original release of the book, that became the basis of the dramatic television series 13 Reasons Why released through Netflix on March 31, 2017. The screenplay contains several deviations from the book, including name changes, plot elements, and character personalities.