David Mark (born March 18, 1973) is an American journalist, author and political analyst. He is editor-in-chief of Palo Alto, California-based Politix, which is published by Topix, and a former editor at Politico. Mark has also published two books on American political campaigns and government, "Going Dirty: The Art of Negative Campaigning" (2006) and "Dog Whistles, Walk-Backs and Washington Handshakes: Decoding the Jargon Slang and Bluster of American Political Speech" (2014).