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Index/Topics/Genetic explanations for IQ differences

Genetic explanations for IQ differences

The idea that genetic differences between racial groups contribute to IQ score differences.

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3 results
Jan 24, 2026
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Which race of human beings has the highest IQ

Published estimates of average IQ by broad racial categories often place East Asian groups at the top of the listed means in many datasets (e.g., Asian/Asian American averages around 108–110 in some r...

Feb 1, 2026

what are some of the neurocognitive and psychological effects of human inbreeding

A consistent thread across decades of research is that and genomic measures of inbreeding are associated with shifts toward lower average cognitive scores and elevated risk of intellectual disability ...

Jan 17, 2026

What role do education and environment play in measured IQ differences?

Education and the broader environment clearly influence measured IQ: multiple quasi-experimental meta-analyses and cohort studies estimate that each additional year of schooling raises IQ test scores ...

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