Group differences on the Wonderlic short IQ test
I have written a couple of times about how to measure intelligence well and in a short time. Mainly I was interested in which single type of item is best…
I have written a couple of times about how to measure intelligence well and in a short time. Mainly I was interested in which single type of item is best…
The new issue of Mankind Quarterly just came out. It appears I have no less than 6 pieces in this, so let's get started. Kirkegaard, E. O. W. (2023). Systemic…
A new many-author paper makes the case that censorship is rampant in science: Clark, C. J., Jussim, L., Frey, K., Stevens, S. T., Al-Gharbi, M., Aquino, K., ... & von…
Sasha Gusev is a statistical geneticist who spends a lot of time on Twitter. He has been attacking various behavioral genetics studies lately, thus earning some ire from people in…
Together with Sebastian Jensen, I have a new paper out: Jensen, S., & Kirkegaard, E. O. W. (2023). Honesty, Intelligence, and Race. OpenPsych, 1(1). https://doi.org/10.26775/OP.2023.07.17 Research shows that honesty correlates…
Back in 2021, Russell Warne wrote a nice summary article about race differences in intelligence: Warne, R. T. (2021). Between-group mean differences in intelligence in the United States are> 0%…
Suppose you wanted to know about race differences in sexual behavior, how would you find out? Well, you could ask people, and if self-reports are accurate and don't have some…
There has been frequent criticism of Phil Rushton's role as synthesizer of research on race differences. Ed Dutton's deep dive into Rushton's own claims about his life revealed some inconsistencies…
So it was finally published, our reply to our frenemies Eric Turkheimer and his student Evan J. Giangrande. For good measure, it's these two guys: The saga begins in 2020:…
This one comes up a lot when we discuss the dire realities of the average intelligence levels seen in Sub-Saharan African countries: If the mean IQs are 70, wouldn't that…