Yuri, Averbakh, born Feb 28, 1922, is an endgame expert and grandmaster (1952). He was the Soviet Chess Federation president from 1972 to 1977. His daughter married Grandmaster Mark Taimanov. He was the editor of the principal Soviet chess magazine, Schachmatny v SSSR. He played in the USSR Championship 15 times between 1949 and 1969. In 1954 he won the USSR championship and in 1956 tied for first place with Spassky and Taimanov. He was Moscow champion in 1949, 1950, and 1962. He has been chief arbiter at many chess Olympiads.