Chess right of a deposed champion to a rematch, and the next champion, Armenian Tigran Petrosian, a player renowned for his defensive and positional skills, held the title for two cycles, 1963–1969. His successor, Boris Spassky from Russia (champion 1969–1972), won games in both positional and sharp tactical style. The next championship, the so-called Match of the Century, saw the first non-Soviet challenger since World War II, American Bobby Fischer, who defeated his Candidates opponents by unheard-of margins and clearly won the world championship match. In 1975, however, Fischer refused to defend his title against Soviet Anatoly Karpov when FIDE did
Bobby Fischer Fischer released his first book of collected games: "Bobby Fischer's Games of Chess", published by Simon & Schuster. Fischer's interest in chess became more important than schoolwork, to the point that "by the time he reached the fourth grade, he'd been in and out of six schools." In 1952, Regina got Bobby a scholarship (based on his chess talent and "astronomically high IQ") to Brooklyn Community Woodward. Fischer later attended Erasmus Hall High School at the same time as Barbra Streisand and Neil Diamond. In 1959, its student council awarded him a gold medal for his chess achievements. The same