Article
Crystallized and fluid cognitive abilities have different genetic associations with neuropsychiatric disorders.
Nature communications - 30 Apr 2026
Londono-Correa Diego, de la Fuente Javier, Davies Gail, Cox Simon R, Deary Ian J, Harden K Paige, Tucker-Drob Elliot M
Abstract excerpt
Previous research on the genetic links between cognition and psychopathology has largely treated cognitive function as unitary, in part due to a lack of well-powered genome-wide association studies on specific cognitive domains, particularly crystallized knowledge (also known as crystallized intelligence). Here, we parse the genetics of cognitive test performance into components representing reaction time, fluid...
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