Arthur Bernard Bisguier was an American chess International Grandmaster, chess promoter, and writer. Born in New York City, Bisguier learned the game at the age of 4, gaining the title of U.S. Junior Champion in 1949 and U.S. Open Champion in 1950. He also became an International Master in 1950 before earning the grandmaster title in 1957.
Bisguier had various notable game performances, defeating a number of renowned chess players such as Bent Larsen in 1965 and Pal Benko in 1969. Throughout his career, he participated in two Interzonal tournaments, seven U.S. Championship tournaments, and represented the United States in five team matches against the Soviet Union.
Shortly after becoming a grandmaster, Bisguier started working for the U.S. Chess Federation (USCF) as a roving ambassador to promote the game around the country. In addition to his tournament play, he published several works, which consist of his autobiography and multiple chess-related teaching materials.
Bisguier passed away in 2017 at the age of 87. His contribution to the chess world was recognized when he won the USCF's Outstanding Career Achievement Award in 2005 and was inducted into the United States Chess Hall of Fame in 1994.