[citation needed] Early in his career, Mark was a local reporter, and then worked briefly for the Associated Press.
[citation needed] He often speaks to academic, business, educational and international groups, spanning the globe from Australia, Austria,[2] Belgium, Fiji, Finland, France, Israel, Lithuania, The Netherlands,[3] to New Zealand.
Mark's first book, Going Dirty: The Art of Negative Campaigning, was published in March 2006, with two subsequent updated editions.
[citation needed] Mark's latest book is entitled Dog Whistles, Walk-Backs and Washington Handshakes: Decoding the Jargon Slang and Bluster of American Political Speech.
Emmy Award-winning television political analyst Jeff Greenfield also wrote the foreword to the book.