NDpatzer
's Blog
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Science of Chess: A g-factor for chess? A psychometric scale for playing ability
How do you measure chess skill? It depends on what you want to know.![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:3DgK4rPl:l5K7zPpK.jpg&w=400&sig=6395da36733e4607997ca18fef3c51e39c45fa33)
Science of Chess (kinda?): Viih_Sou's 2. Ra3 and a modest research proposal
Take the 2. Ra3 Challenge! For Science!![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:CuxWuZYP:g7N8vSWE.jpg&w=400&sig=fcf88b897b7df930efe915a52df10b5af79cb498)
Science of Chess - Achtung! Einstellung!
Pattern recognition is great, but the Einstellung effect can turn a master into a patzer (sort of).![A chessboard reflected in a human eye](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:FIs9uCl3:jwCBU150.jpg&w=400&sig=25399c7b0fbdebc2ad623c9bf4ed942fff9475ab)
Science of Chess - Eyetracking, board vision, and expertise (Part 2 of 2)
Better players move their eyes differently than weaker players - what does that tell us about their …![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:xNM9VBQO:8vgdv3zy.jpg&w=400&sig=a66d3e0aabf001873076d0de18c7f27ce61a1344)
Science of Chess - Eyetracking, board vision, and expertise (Part 1 of 2)
Looking for the best move involves, well...looking. How do players move their eyes during a game and…![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:h2RCacYc:Kli2VI6t.jpg&w=400&sig=c60d79a659001c4a2c882b9ba13460f49955bbca)
Science of Chess - Problem Solving or Pattern Recognition?
We often say chess is a game of patterns, but here I look at a study that suggests it is also a game…![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:vjhM2y3K:OEFQVpka.jpg&w=400&sig=c6535eff41ddbfabf3e632a3455d0d536c8f8e10)
Science of Chess - Should we study GMs to understand chess and the mind/brain?
Chess research focuses a lot on experts, but should it?![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:04J8gbBA:a9k7OUYQ.jpg&w=400&sig=0e84bf0f0243275eda5a097bfe4106dba0ebaf59)
Science of Chess - Spatial Cognition and Calculation
How do spatial reasoning abilities impact chess performance? What is spatial cognition anyways?![](https://image.lichess1.org/display?h=250&op=thumbnail&path=ndpatzer:ublog:NFrFCOg0:MwLFXo3s.jpg&w=400&sig=5d6c7209cc181efa8baa63e29125b157506d4e8a)