Über den Autor und weitere Mitwirkende
Jack Kelly is world renowned for his knowledge and technical eye within the sport of trampoline. He has developed World Champions at junior, youth, and senior level. His expertise as an adviser on coach education and gymnast performance is in demand by many countries, the most recent being Canada, the Netherlands, and Singapore. Now in his seventies, his thinking is as current as anyone‘s within the sport and he continues to adapt and develop in response to world trends within trampoline gymnastics.