"IAN K. SMITH, M.D., is the bestselling author of Shred, The Fat Smash Diet, Extreme Fat Smash Diet, and The 4 Day Diet. He was the diet expert for six seasons on VH1's Celebrity Fit Club, and has created two national health initiatives: the 50 Million Pound Challenge and the Makeover Mile. A graduate of Harvard, Columbia, and the University of Chicago's Pritzker School of Medicine, Smith was appointed by President Obama in 2010 to the President's Council on Fitness, Sports, and Nutrition"-- Provided by publisher.