Hugo Rivera is a certified trainer and fitness consultant with over ten years of bodybuilding experience. He resides in Clearwater, Florida.

James Villepigue is a certified trainer and fitness counselor and former conditioning coach for the U.S. Karate Team. He lives in Oyster Bay, New York.

RoseMarie Alfieri, M.A. is a certified group fitness instructor and personal trainer and the author of several books and articles. She lives in Larchmont, New York.