12/20/2019 – Have you ever heard the advice, "while solving positions in your practice sessions, don't think for more than 20 minutes!"? The logic is that usually in practical games we do not spend more than 20 minutes for any move or decision, so we shouldn't be spending too much time when training either. But now and then comes a moment when, in a tournament game, an elite GM digs down deep and thinks for over 30 minutes! In Wei Yi vs Sergey Karjakin at the Jerusalem Grand Prix 2019, we saw the young Chinese GM 'in the tank' for 35 minutes! IM SAGAR SHAH tries to decode his thought process!

8/19/2014 – Chess is a widely used model of human expertise. Chess experts can quickly recognize candidate moves and correctly recall a chess position much better than novices: they “see” the board differently. Two Argentinian scientists, Maria Juliana Leone and Mariano Sigman, have hypothesized that the internal representation of the board depends on the chess skill. Academic report.

8/14/2006 – Once again (after a report on Deep Blue) chess has made it to the cover of the periodical Scientific American. An article written by Phil Ross, a 2053 USCF player, describes the research that has gone into explaining such extraordinary cognitive feats of the human mind as grandmasterly play. Not a lot of new material for the expert, but a good summary for a general audience. Read the online version.