Fourth edition, revised and expanded. An extensive instructional guide to positional chess, aimed at improving players and chess coaches. The book focuses on evaluating In How to Reassess Your Chess, Jeremy Silman presents a structured method for evaluating chess positions and developing a coherent plan. The central concept is the imbalance: any significant difference between the positions of the two players that can guide strategic decision-making. Silman examines material advantages, minor-piece imbalances, pawn structures, space, open files, weak squares, outposts, king safety and dynamic possibilities. Through annotated games, diagrams and exercises, he teaches readers to identify the most important features of a position before choosing a plan. The book also discusses planning in the middlegame, the transition to the endgame and common psychological errors that interfere with sound decisions at the board. Designed as a comprehensive course in positional understanding, it helps players move beyond memorising opening moves and develop a more independent approach to chess.imbalances in a position and using them to formulate effective strategic plans. Jeremy Silman is an American chess author and International Master, widely known for his instructional books on chess strategy and positional play. His teaching method emphasises evaluating a position through its imbalances and identifying plans that exploit them. His publications are used by club players, tournament competitors and chess coaches. (AI-generated content description)