Biography for Skinny Rules : The Simple, Nonnegotiable Principles for Getting to Thin

Random House, Inc.
Bob Harper is a world-renowned fitness trainer and one of the stars of the TV reality seriesThe Biggest Loser, which is now in its thirteenth season. A spokesman for Quaker Oats, Harper also has several bestselling fitness DVDs, a line of fitness equipment, a line of vitamin supplements, and the inspirational bookAre You Ready? to his credit. He lives in Los Angeles.

Greg Critser is a longtime science and medical journalist. The author of the international bestsellerFat Land: How Americans Became the Fattest People in the World, he lives in Pasadena, California.