David Gardner is an author, journalist, and a former editor with Newsweek. He also worked for the Daily Mail as a crime writer and senior foreign correspondent, filing dispatches from war-torn Beirut, covering the first Gulf War – where he was the first British print journalist into Baghdad – and travelling around the world on assignments for the award-winning newspaper. He founded an international news agency in New York and moved to California as the Mail's Los Angeles correspondent, which saw him cover five presidential elections and all the biggest US stories of the past three decades. His book, 9/11: The Conspiracy Theories was a Sunday Times bestseller. His other books include The Last of the Hitlers, an account of how he discovered the last descendants of the German dictator living in the United States, The Tom Hanks Enigma, The Hitler Bloodline, and Legends: Murder, Lies and Cover-Ups, in which he investigated some of the most famous celebrity deaths in recent history, including those of President John F. Kennedy, Marilyn Monroe and Diana, Princess of Wales. He divides his time between the UK and LA.