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Chris Whittington ^[1]

Chris Whittington,
a British computer chess and games programmer, publisher and entrepreneur, author of several commercial computer chess programs including Chess System Tal published through his own company Oxford Softworks. He is famous for his computer chess paradigms as an appeal for knowledge based programs ^[2] ^[3]. In May 2000, when Oxford Softworks was sold to a venture capitalist consortium, Chris retired from games programming.

Rybka Controversy

Chris Whittington was and is critic of the arguments that Rybka is a derivate of Fruit since Zach Wegner published his first conclusion on the Rybka/Fruit: evaluation in June 2010 ^[4] ^[5], and consequently critic of the ICGA decision in 2011. During the Investigation process, he was rejected to become member of the panel ^[6].

Photos

Chris Whittington and Berthold Seifriz, WMCCC 1993 ^[7]

Chess Engines

SuperChess (1982)
Chess Player 2150/2175 (1989)
Chess Simulator (1990)
Complete Chess System (1993)
Chess System Tal (Complete Chess System 2) (1995)
Chess System Tal II (1999)

Forum Posts

CW and the ICCA by Tony Marsland, rgcc, February 26, 1997 » ICCA
Formal Appeal to CCC Moderators by Chris Whittington, rgcc, August 16, 1998
Re: La Máquina Preservadora. Programas de Ajedrez by duct, Meca Foro, May 20, 2016 (Spanish)
AlphaZero reinvents mobility and romanticism by Chris Whittington, Rybka Forum, December 08, 2017 » Alpha Zero's "Immortal Zugzwang Game"
Who entered Leela into WCCC? Bad idea!! by Chris Whittington, LCZero Forum, June 23, 2018 » Leela Chess Zero, WCCC 2018
categorical cross entropy for value by Chris Whittington, CCC, February 18, 2019