John Berardi, PhD, CSCS is a founder of Precision Nutrition and is an advisor to Apple, Equinox, Nike, and Titleist. He has columns on Livestrong.com and The Huffington Post.com. And was recently selected as one of the 20 smartest fitness professionals in the world. Each year, Dr. Berardi and his Precision Nutrition team coach small groups of trainers and coaches through the renowned PN: Level 1 and Level 2 certification programs.
For more, visit www.precisionnutrition.com