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Genomic Influence on Cognitive Traits

The influence of genomics on cognitive traits and abilities, including the role of heritability, polygenic variation, and selection pressures.

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Jan 27, 2026
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What do modern genomic studies say about selection on cognitive ability across populations?

Modern genomic work finds that are highly heritable and polygenic, that many loci and structural variants contribute to cognitive variation, and that some genomic regions linked to brain and language ...