Igor Stohl is a well-known grandmaster from Slovakia. He plays in several national leagues and is a noted opening theoretician. His thorough annotations frequently appear in Ceskoslovensky Sach, Informator and ChessBase Magazine. The first edition of Instructive Modern Chess Masterpieces won the United States Chess Federation Cramer Award for Best Book. His follow-up was a monumental two-volume work, Garry Kasparov's Greatest Chess Games.