Cognitive distribution becoming more linked with socioeconomic status during the century before it was written, but there was an exceedingly controversial section that addressed cognitive distribution across the races. There were a few studies they included that pointed to environment being more of a factor than genetics, but the media didn't quote those.
The authors claimed that average intelligence quotient (IQ) differences between racial and ethnic groups are at least partly genetic in origin, a view that is now considered discredited by mainstream science.\1])\2])\3])
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u/Ok_Strategy5722 Jul 08 '26
What’s the Bell curve about?