E. Paul Roetert, PhD, is the Chief Executive Officer of the American Alliance for Health, Physical Education, Recreation and Dance (AAHPERD), where he is responsible for promoting leadership, research, education, and best practices in the professions that support creative, healthy, and active lifestyles.

Prior to this position, Roetert was the Managing Director of the United State Tennis Association’s (USTA’s) Player Development Program and Tournament Director of the U.S. Open Junior Tennis Championships from 2002 to 2009. He has also served as the Executive Director of the American Sport Education Program (ASEP) and as the Administrator of Sport Science for the USTA, where he developed the sport science program.

Roetert has published extensively in the field of tennis, including several books, more than 20 book chapters, and over 100 articles. He is a Fellow in the American College of Sports Medicine, a Master Professional with the United States Professional Tennis Association (USPTA), and an Honorary Professional of the Professional Tennis Registry (PTR). He was the 2002 Educational Merit Award recipient from the International Tennis Hall of Fame for outstanding service to the game of tennis. Roetert holds a PhD in biomechanics from the University of Connecticut.

Mark S. Kovacs, PhD, is the Senior Manager of Sport Science and Coaching Education for the United States Tennis Association (USTA). He was a collegiate All-American and NCAA doubles champion at Auburn University. After playing professionally, he pursued his graduate work performing tennis-specific research and has a graduate degree in exercise science and a PhD in exercise physiology.

Mark has published and presented tennis-specific research in numerous top scientific journals and at national and international conferences. He is an author of the tennis conditioning text Tennis Training: Enhancing On-Court Performance and is currently the Assistant Editor-in-Chief of the Strength and Conditioning Journal. Mark is also still actively working as a strength and conditioning specialist training elite professional tennis players, including athletes who have participated in all of the Grand Slam tournaments.

"In Tennis Anatomy, the authors do a terrific job of explaining how to use a balanced strength and conditioning program. The information is practical for all levels and an invaluable tool for better performance on the court." -- Paul Annacone, Current Coach of Roger Federer and Former Coach of Pete Sampras

"Tennis Anatomy is an essential resource for both players and coaches. Roetert and Kovacs provide expert instruction and a one-of-a-kind look inside the game." -- John Isner, United States Davis Cup Player

“Tennis Anatomy has the finest anatomical illustrations and top-notch training recommendations. It’s a must-have for tennis players at any level seeking to improve their game and prevent injuries.” -- Todd Ellenbecker, Chairman of the United States Tennis Association’s (USTA) National Sport Science Committee, Coauthor of Complete Conditioning for Tennis and Strength Band Training, Second Edition