The Red Market: On the Trail of the World's Organ Brokers, Bone Thieves, Blood Farmers and Child Traffickers won 2012 Clarion Award for best nonfiction book. His new book, A Death on Diamond Mountain: A True Story of Obsession, Madness, and the Path to Enlightenment (Gotham Books, March 17), tells the story of Buddhist practitioner Ian Thorson, whose trip to a remote Arizona desert retreat turned deadly.