ISSA Founders, Advisors, Course and Continuing Education Authors

The International Sports Sciences Association's advisors and authors are some of the most prestigious and respected names in the fitness industry. The years of scientific research they have conducted, the hundreds of professional publications, and college text books they have authored, is the basis of virtually all exercise, physiology, nutrition, and fitness courses taught around the world.

While others talk about their "experts" we urge you to see for yourself and take an in depth look at their biographies, publications, and accomplishments.

We're confident you'll see why ISSA is truly the World Leader in Fitness Education

Dr. Sal Arria Frederick C. Hatfield Charles Staley Patrick S. Gamboa Dr. Jack Barnathan Karl Knopf Bill Pearl Warren Potash Dr. Thomas Fahey Jane Frederick Dr. Gordon

E.J. 'Doc' Kreis Robert Filer Lt. Col. Taylor John Schaeffer John DeFendis John Berardi Kim Dolan Leto LaReine Chabut

Dr. Jack Barnathan ISSA Director of Fitness Sciences

Dr. Jack Barnathan, D.C., is an award winning Sports Doctor and ISSA Master of Fitness Science recognized internationally as a leading authority on strength development and its dramatic impact on health & human performance.

A lifelong strength athlete, Dr. Barnathan serves as both a pro judge and attending physician for the International Federation of Bodybuilders (IFBB) which sanctions Pro and Olympic Bodybuilding and Women's Pro Fitness worldwide. Dr. Barnathan has been officially recognized as bodybuilding's "Strength Doctor" acknowledging his use of strength training principles and techniques in the care of his patients who often include Pro and Olympic athletes from virtually every known sport.

His Strength & Performance seminars are featured at some of the world's most exclusive events including Arnold Schwarzenegger's VIP Training Seminar, the Olympia Fitness Expo in Las Vegas, the annual Fitness Physicians Summit in New York City and the private Palm Beach club 'Mar-a-Lago', owned by Donald Trump.

Dr. Barnathan has been awarded the IFBB's Gold Medal, one of Pro Bodybuilding's highest honors. He has been voted both International Sports Chiropractor of the Year and Chiropractor of the Year. The President's Council on Physical Fitness & Sports officially commended Dr. Barnathan as "a vital link in the national fitness family", and The Presidential Certificate of Merit was awarded to Dr. Barnathan for his efforts on behalf of community fitness, with the President of the United States personal citing him as "a profound influence and shining example for us all".