Mike Walker is a gossip columnist for The National Enquirer, and hosted the magazine's 1999-2001 MGM-produced newsmagazine, National Enquirer TV. He is also the author of the 2005 book, Rather Dumb: A Top Tabloid Reporter Tells CBS How to Do News. Since April 11, 1996, Walker is a guest every week on The Howard Stern Show to play "The Gossip Game." He gives four gossip stories, and the Stern crew guesses which one is false.
Walker wrote the #1 New York Times best-selling book about the O.J. Simpson murder trial, Nicole Brown Simpson: Private Diary of a Life Interrupted.
Walker had a weekly radio show on KABC, Los Angeles, California.