Jack L Groppel, Ph.D.
Groppel is an internationally known speaker and business consultant. A pioneer in the development and employment of sport science training techniques and programs, he has a Ph.D. in physiology with a specialty in human performance.
Groppel is an internationally known speaker and business consultant. A pioneer in the development and employment of sport science training techniques and programs, he has a Ph.D. in physiology with a specialty in human performance. See less
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