David Sheff is an American author and journalist best known for his work on addiction and recovery. He gained significant recognition for his memoir, Beautiful Boy, which chronicles his experiences with his son, Nic Sheff, who struggled with substance abuse. The book highlights the challenges families face when dealing with addiction and has been influential in raising awareness about the issue. In addition to writing, Sheff has contributed to various publications, including The New York Times and Rolling Stone. His work often focuses on the complexities of addiction, mental health, and the impact on families, making him a prominent voice in discussions surrounding these topics.