Oleg Stepanov (polymath)
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Oleg Stepanov (Russian: Олег Степанов; 1961) is a world-renowned expert on mind sports. He has particular expertise in the board games Pente, Renju, Shogi and Othello (Reversi), and is widely regarded as the leading authority on mental calculation and its history.[citation needed] Stepanov is currently chairman of the Qualifying Committee of the Renju International Federation.
An accomplished magician, Stepanov has written many articles about the methods and history of performance magic.
Stepanov is perhaps best known in his native Russia as a puzzle compiler, providing brainteasers to daily newspapers, puzzle magazines and TV quiz shows.