Stiff: The Curious Lives of Human Cadavers is a 2003 non-fiction work by Mary Roach. Published by W. W. Norton & Company, it details the unique scientific contributions of the deceased. It was a New York Times bestseller and has received numerous recognitions, such as the Elle Reader's Prize and Amazon.com's list of Editor's Picks for Top 50 Books of 2003.
In the book, Roach gives firsthand accounts of cadavers, a history of the use of cadavers, and an exploration of the surrounding ethical/moral issues. She places each chapter's content into a historical context by discussing the history of the method of using a cadaver she is about to witness.
The book is shown briefly in the HBO television series Six Feet Under in the season 4 episode "Can I Come Up Now?".