Sexual maturation and intelligence, Rushton not vindicated
A reader sent me Seb Jensen's blogpost about nerds, which includes the following: People in the Terman’s study of the gifted were more likely to be tall, broad-shouldered, have matured…
Rushton vindicated again: developmental speed vs. intelligence
A few days ago, geneticist Shai Carmi posted a new study on Twitter. And then he deleted his tweet and reposted a "I disavow" version. Well, what happened is that…
New study: Intelligence and Group Differences in Preference for Breasts over Buttocks
George Francis and I have a new exciting study out, the formal and finalized version of George Francis' 2022 blogpost: Francis, G., & Kirkegaard, E. O. W. (2023). Intelligence and…
Gentlemen prefer faces, or how life history speed relates to body preferences (new paper)
We're back with another fun OKCupid paper. This time with the ever productive Ed Dutton. Dutton, E & Kirkegaard, E. O. W. (2023). Gentle-men prefer faces: Intelligence, life history strategy,…
New paper out: Europeans Have Larger Testes than Sub-Saharan Africans but Lower Testosterone Levels
Together with Ed Dutton and Helmuth Nyborg: Dutton, E., Nyborg, H., & Kirkegaard, E. O. W. (2022). Europeans Have Larger Testes than Sub-Saharan Africans but Lower Testosterone Levels. Mankind Quarterly,…
Cold winter theory in non-human animals
Disclaimer: I did not read Rushton's seminal book on the topic. I was only first recently able to obtain a complete electronic copy (i.e. not abridged version). I did in…