IQs by university degrees from SATs
There's a bunch of these claims floating around. The good ones are based on Razib Khan's 10 year old write-up, which I also reblogged later. It looks like this: The…
People do not overestimate their romantic partner’s IQ by 30
It's all based on this article, which received ample media attention: Gignac, G. E., & Zajenkowski, M. (2019). People tend to overestimate their romantic partner's intelligence even more than their…
Small children are not particularly creative
There is a meme among educationalists and other people who like unverifiable but inspirational quotes. It goes like this: One can find an endless number of popular articles repeating this…
How bad is the Hungarian democracy? A quantitative approach
Hungarian president Viktor Orbán is not popular with western media and academics. This is obvious as he is a national conservative, and that's the least favorite group according to journalist…
What have we learned from the 2022 education GWAS?
Okbay, A., Wu, Y., Wang, N., Jayashankar, H., Bennett, M., Nehzati, S. M., ... & Young, A. I. (2022). Polygenic prediction of educational attainment within and between families from genome-wide…
Witty&Jenkins 1936 confirmed and debunked
There's a really old study that is sometimes brought up. It was covered in depth by John Fuerst and HBD.info. I think Nisbett 2009 (Intelligence and how to get it,…
Male hair loss treatments: I think they work
Being the go-to science guy, I get questions like: so can something be done about my hair loss? The context of this is that I frequently talk about replication crisis,…
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,…
How many people can solve this kind of problem?
There's a thread on 4chan that's been spread all over Twitter, Reddit etc.. It concerns some guy who supposedly worked with inmates and reports how poorly they are able to…
IQ can be increased by more education but can intelligence? Does it matter?
Maybe you are thinking: wait I thought IQ was more or less the same as intelligence? IQ tests do measure intelligence well, right? Well, sometimes it is, sometimes it is…
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