Dan Roam
Dan Roam is the author of the international bestseller, "The Back of the Napkin: Solving Problems and Selling Ideas with Pictures," which was named the innovation and creativity book of the year by Fast Company, BusinessWeek, and the Times of London. "The Back of the Napkin" has been published in 27 languages and topped the business book charts in the US, UK, Japan, Germany, China, Korea, and France.