This magnificent compilation of play from the 1960s through to the 1970s forms the basis of the third part of Garry Kasparov's long-awaited definitive history of the World Chess Championship. Garry Kasparov, who is universally acclaimed as the greatest chessplayer ever, subjects the play from this era to a rigorous analysis the examination being enhanced by the use of the latest chess software. This volume features the play of champions Tigran Petrosian (1963-1969) and Boris Spassky (1969-1972). However, this book is more than just a compilation of play from the greats of this era. Kasparov's biographies of these champions place them in a fascinating historical, political and cultural context. Kasparov explains how each champion brought his own distinctive style to the chessboard and enriched the theory of the game with new ideas.