Dr. Mark Kovacs is one of the leading "tennis scientists" in the world, and an expert on tennis biomechanics -- how the body should be moving when you hit a forehand, backhand, serve, and so on. In 2011 he published "An 8-Stage Model For Evaluating The Tennis Serve," which won him the International Tennis Hall Of Fame's Educational Merit Award. Dr. Kovacs has worked with numerous professional players, including John Isner and Francis Tiafoe, as well as countless USTA league and club players.
