Andrew Morton is a well-known biographer and a renowned expert on contemporary celebrities. His revolutionary biography Diana: Her Real Story, as well as Monica's Story, an authorized biography of Monica Lewinsky, and Tom Cruise: An Unauthorized Biography, were all #1 New York Times bestsellers. His other New York Times bestsellers include an unofficial biography of Madonna and William & Catherine: Their Story. He has won numerous prizes, including Author of the Year. He is based in London.