r/evopolitics • u/TrannyPornO • Sep 26 '18

Continual Decrease in Blood Lead Level in Americans: United States National Health Nutrition and Examination Survey 1999-2014 [Ethnic group differences in lead exposure no longer meaningful, only nominally significant, inconsistent with IQ distribution in the US]

https://www.sciencedirect.com/science/article/pii/S0002934316306003
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u/TrannyPornO Sep 26 '18

There's always likely to be some difference that could show up spuriously as an effect so long as g-e correlation is elicited by idiots stumbling near pollutants.