Christopher is the co-author of Harper Collins' "instant classic" Play Bigger: How Pirates, Dreamers and Innovators Create and Dominate Markets and he's the co-host of the Legends and Losers podcast. He is a former three-time public company CMO and entrepreneur. Fast Company Magazine calls him a "Human Exclamation Point," The Marketing Journal says he's one of "The Best Minds in Marketing" and The Economist calls him "off-putting to some."