The origins of cold winters theory
Richard Lynn famously spent a few decades collecting data on human intelligence around the world. Eventually, he was able to generate world maps of average intelligence levels by nations and…
The genetics of mental illness
In popular discourse and the media, the debate is between those who recognize significant genetic causation in mental illnesses versus the status quo blank slate people who leave all such…
Political deletionism at Wikipedia
What content should be in an online encyclopedia like Wikipedia? One can contrast two extreme views on the matter: Inclusivism: just about everything should be included that can be properly…
“positively motivated to help all of humankind”
As soft censorship in academia is the law of the land, we've been accumulating a bunch of funny worded rejections and pre-rejections. Rejections arise when you submit some work for…
Those unwanted results from the Ontario’s Mathematics Proficiency Test
You may recall a few months back that Canada's highest court declared a math test for school teachers to be ... unconstitutional: As a result of a recent decision of…
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…
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,…
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…
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