As Nature Made Him: The Boy Who Was Raised as a Girl is a biography of David Reimer, written by John Colapinto and published February 20, 2001, by Harper Perennial. Reimer was a Canadian man born male but raised as a girl following medical advice and intervention after his penis was severely injured during a botched circumcision in infancy. In 2001, the book was a finalist for the Lambda Literary Award for Nonfiction.