A.J. Jacobs has published a number of best selling books, including Drop Dead Healthy: One Man's Humble Quest for Bodily Perfection, My Life as an Experiment: One Man's Humble Quest to Improve Himself, and The Know-It-All: One Man's Humble Quest to become the Smartest Person in the World. His work has been hailed as "hilarious" by Jon Stewart and "bright, funny, and even useful" by the New York...