Tag: group differences

Implications of average group differences for the design of intelligence tests

Jun 21, 2021Russell T. WarneCharles Murray, crime, group differences, intelligence, intelligence testing, race differences, sex differences, Spearman's hypothesis

[NOTE: After publishing this post, I was informed (first by Avraham Eisenberg and later by Emil Kirkegaard) that some the following information was incorrect. For the sake of transparency, I am leaving the incorrect text posted but crossed out so that people can see my original error and understand that I no longer stand by…

In praise of Sandra Scarr

Mar 11, 2021Russell T. Warnegroup differences, heritability, History of Psychology, intelligence, IQ, politics, race differences, Sandra Scarr

Given the impressive level of her empirical accomplishments, it should not be surprising that her theoretical accomplishments are also worth remembering.

Implications of average group differences for the design of intelligence tests

In praise of Sandra Scarr

Do non-g gains from the Flynn effect matter? Yes and no