The relationship between cognitive ability and chess skill: A comprehensive meta-analysis

Why are some people more skilled in complex domains than other people? Here, we conducted a meta-analysis to evaluate the relationship between cognitive ability and skill in chess. Chess skill correlated positively and significantly with fluid reasoning (Gf) (r− = 0.24), comprehension-knowledge (Gc) (r− = 0.22), short-term memory (Gsm) (r− = 0.25), and processing speed (Gs) (r− = 0.24); the meta-analytic average of the correlations was (r− =...