Murray Campbell His peak Elo rating was around 2200. North American Computer Chess Championship: Member of winning teams in 1985 (HiTech), 1987 (ChipTest), 1988 (Deep Thought), 1989 (HiTech and Deep Thought), 1990 (Deep Thought), 1991 (Deep Thought) and 1994 (Deep Thought). 1989 World Computer Chess Championship, winning team (Deep Thought) Campbell shared the $100,000 Fredkin Prize with Feng-hsiung Hsu and A. Joseph Hoane Jr. in 1997. The prize was awarded for developing the first computer (Deep Blue) to defeat a reigning world chess champion in a match. Campbell received the Allen Newell Research Excellence Medal in 1997, citing his contributions to Deep
Deep Blue versus Garry Kasparov to exchange the queens. That would have allowed his pawn, which was about to promote, to advance. "May 3". The 1997 rematch began with the King's Indian Attack, which led Kasparov to victory in 45 moves. Deep Blue's 44th move in this game puzzled Kasparov, and he attributed it to "superior intelligence". Allegedly, the move was a result of a bug in which Deep Blue, unable to determine a desirable move, resorted to a fail-safe. Nate Silver proposes that Kasparov "concluded that the counterintuitive play must be a sign of superior intelligence", leading him to lose the second game. "May