James Villepigue is a certified trainer & fitness counselor & former conditioning coach for the U.S. Karate Team. He lives in Oyster Bay, NY.
Hugo Rivera, a native of Bayamon, Puerto Rico is a certified trainer. He now resides in Clearwater, Florida.
RoseMarie Alfieri is a certified personal trainer & holds a masters degree in health education. "Combat Fat" is her second book.
Stewart Smith is a former Navy SEAL & a certified trainer. As director of the Get Fit Now chain of Family Fitness Centers, Stew has worked with scores of high school athletes. A native of Live Oak, Florida, he now resides in Severna Park, Maryland.