Dr. Jim Loehr is a world-renowned performance psychologist, cofounder of the Human Performance Institute and author of 16 books, including his most recent, "The Only Way to Win". He has also authored "The Power of Story" and co-authored the national bestseller, "The Power of Full Engagement." Dr. Loehr’s groundbreaking, science-based energy-management training system has achieved worldwide recognition and has worked with hundreds of world-class performers from the arenas of sport, business and medicine. He has a master’s and doctorate in Psychology and is a full member of the American Psychological Association, the American College of Sports Medicine, the National Strength and Conditioning Association, and the Association for the Advancement of Applied Sport Psychology.

Vesa Pönkkä is the senior director of tennis for the Junior Tennis Champions Center in College Park, Md. He has more than 30 years of coaching experience and has helped his players to No. 1 USTA national and ITF world rankings. 

Joy Riley is a Physical Education teacher for Harrisburg Area

Community College. She has her national fitness certification with

NDEITA and IDEA Health and Fitness Association. Also a PTR teaching professional, Riley runs Cardio Tennis clinics for the Hempfield Sports Complex (Landisville, Pa.) and works as a Recreational Coach

Workshop and QuickStart Tennis trainer.