being alternating winners of the Amber Tournaments between 1996 and 2007. Levon Aronian has won Amber three times since then and won the blindfold event at the 2012 SportAccord World Mind Games. In 2009 the book Blindfold Chess, History, Psychology, Techniques, Champions, World Records and Important Games, by Eliot Hearst and John Knott was published. It was winner of the Fred Cramer Award for the Best Chess Book of 2009, sponsored by the U.S. Chess Federation, the Chess Journalists of America, and the U.S. Chess Trust. See also Kriegspiel (chess) References External links "Play blindfold chess with Alexa" "Blindfold Chess: History, Psychology, Techniques, Champions, World Records, and Important Games" a new book by Eliot Hearst and John Knott "Blindfold Chess" by Danny Kopec "George Koltanowski" Canadian blindfold chess timeline "Mnemonics approach" "Play blindfold chess online against computer" (tick checkbox 'blindfold chess') Chess variants Chess terminology