is Professor of Nutritional Sciences and the Helen A. Guthrie Chair in Nutrition at The Pennsylvania State University. read more...
Bob Harper
has skyrocketed from being one of the most in-demand fitness specialists in the Los Angeles area to becoming one of the most recognized and popular lifestyle personalities in the world. read more...
Dr. Wayne Wescott
Wayne L. Westcott, PhD, CSCS, is the Fitness Research Director at the South Shore YMCA in Quincy, Massachusetts. read more...
Barbara J. Rolls
