It one of the most impactful studies on how lead affects intellectual developmen... | Hacker News

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		raegis on March 8, 2022 \| parent \| context \| favorite \| on: Lead exposure in last century shrunk IQ scores of ... It one of the most impactful studies on how lead affects intellectual development, the researcher (who is white) restricted the study to white people only because he assumed (correctly) his results would be ignored if he included African Americans who are disproportionately affected by lead poisoning.

trophycase on March 8, 2022 [–]

How can you assume correctly if you aren't even testing that assumption?

treeman79 on March 8, 2022 | [–]

It’s politically toxic to try and commission a study on the intelligence of one race/gender versus another.

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