Hans Berliner

Hans Jack Berliner was an American chess player and computer scientist, born in 1929 and died in 2017. He was the World Correspondence Chess Champion from 1965 to 1968 and a Grandmaster of Correspondence Chess. Berliner was a professor of computer science at Carnegie Mellon University, where he directed the construction of the chess computer HiTech, and he was also a published chess writer. He first published the B* search algorithm, a relative of the A* search algorithm, in 1979.