About David Sheff:
David Sheff is an American author of the New York Times best-selling books "Clean: Overcoming Addiction and Ending America's Greatest Tragedy" and the memoir Beautiful Boy: A Father's Journey Through His Son's Addiction. In 2009, Sheff was included in the Time Magazine Time 100, The World's Most Influential People, and Beautiful Boy was named the best nonfiction book of the year by Entertainment Weekly. The book also won the Barnes & Noble "Discover Great New Writers Award" for nonfiction and was an Amazon Best Book of the Year (2008).