A specialist on organized-crime investigations since 1974, best-selling author and independent investigative journalist Dan E. Moldea has published seven nonfiction books including: The Hoffa Wars: Teamters, Rebels, Politicians and the Mob (1978); The Hunting of Cain: A True Story of Money, Greed, and Fratricide (1983); Dark Victory: Ronald Reagan, MCA, and the Mob (1986); Interference: How Organized Crime Influences Professional Football (1989); The Killing of Robert F. Kennedy: An Investigation of Motive, Means, and Opportunity (1995); Evidence Dismissed: The Inside Story of the Police Investigation of O.J. Simpson (with Tom Lange and Philip Vannatter, 1997); and A Washington Tragedy: How the Death of Vincent Foster Ignited a Political Firestorm (1998). He is currently at work on his eighth and ninth books.