Studies using national IQs for predicting immigration outcomes
Below I list all the studies I am aware of that use national IQs in studies of immigrants, usually as an estimate of their IQ levels in the host country.…
New paper out: Racial and ethnic group differences in the heritability of intelligence: A systematic review and meta-analysis (Pesta et al 2020)
So, our big Scarr-Rowe meta-analysis dropped recently. I was traveling at the time, so there was a bit of a delay to this posting. I also recorded a long video…
Figlio et al 2017 race Scarr-Rowe results
Figlio, D. N., Freese, J., Karbownik, K., & Roth, J. (2017). Socioeconomic status and genetic influences on cognitive development. Proceedings of the National Academy of Sciences, 114(51), 13441-13446. Accurate understanding…
New paper out: Smart and Poor, or Rich and Dull? A U.S. County-Level Analysis of the Relationship between IQ and Presidential-Election Voting Behavior
Kirkegaard, E. O. W., & Pesta, B. J. (2019). Smart and Poor, or Rich and Dull? A U.S. County-Level Analysis of the Relationship between IQ and Presidential-Election Voting Behavior. Mankind…
Magic (American) Racism Theory
Aside from the usual Magic Dirt Theory, there is also the Magic (American) Racism Theory. James Flynn explains the conundrum for environmentalists: There is no doubt that high h² [heritability]…
Hereditarianism: a progressive research program
I am posting this because this is not widely known, but I think this angle should be taken more seriously. I hope philosophers will read this and get inspired! Urbach,…
Physiognomy: a field ready for scientific revival
People keep asking me about the state of the art re. evidence for physiognomy, so here's a brief review. Phrenology used to be considered legit, and then eventually people realized…
Bayesian statistics for environmentalists
See also previously: Environmentalists like admixture analysis too (until they don’t) Let's talk a little Bayesian statistics and how it applies to model selection in the race and IQ debate.…
Replies to Birney, Raff, Rutherford & Scally
Ewan Birney, Jennifer Raff, Adam Rutherford, Aylwyn Scally. Race, genetics and pseudoscience: an explainer. Ewan's Blog: Bioinformatician at large. Additional remarks by Raff on her blog On Race, Genetics, and…
It’s not Lewontin’s seed metaphor
Rushton, J. P. (1997). Review essay. [Review of the books The Bell Curve Debate, The Bell Curve Wars, Final Solutions, The Mismeasure of Man, The Nazi Connection, The Race Gallery,…
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