This book investigates the fundamental principles of tennis performance by synthesizing racket mechanics, strategic court positioning, and the logical application of shot selection. John M. Barnaby, a long-time coach at Harvard University, utilizes his extensive experience in collegiate athletics to break down the game into manageable components. The text provides a structured framework for players to analyze their own tendencies and adapt their playstyle to exploit opponent weaknesses through calculated decision-making.

The subject matter points to a comprehensive, technical manual intended for intermediate to advanced players seeking to refine their competitive edge. The framing suggests a methodical, coach-driven approach that prioritizes intellectual engagement with the game over purely physical conditioning.