Jacob Aagaard describes his chess improvement philosophy, developed over more than twenty years of thinking about one question: How do we make better decisions at the chess board?As the final volume in the award-winning Grandmaster Preparation series, this book unifies the concepts of the previous five books and delves into such topics as: Chess psychology The four types of decisions we take at the board How to play simple positions What is calculation? How to analyse your games And many more Thinking Inside the Box is the ultimate self-improvement guide, written for amateurs as well as world-class players.