Robert K. Wittman is co-author of The Devil’s Diary: Alfred Rosenberg and the Stolen Secrets of the Third Reich. A former FBI Special Agent, he served as an investigative expert involving cultural property crime. In 2005, he created the FBI’s rapid deployment national Art Crime Team (ACT). He is the author of Priceless: How I Went Undercover to Rescue the World’s Stolen Treasures.