Fluoride, good for your teeth, not bad for your brain
Many countries add fluoride to the drinking water in the belief this will improve dental health. As with anything else public health, some people think this is a grave mistake.…
PhD students aren’t what they used to be either
One very basic fact of humans is that ability to do anything varies. This is also true for ability to do cognitively demanding jobs of which the main requirement is…
New paper out: County-level USA: No Robust Relationship between Geoclimatic Variables and Cognitive Ability
This one came out in Februrary, so we are a bit behind, but that's because I wanted to time the blogpost with the video. Aaaand the video is online now.…
I,Hypocrite appearance: Race & IQ Debate Prep w/ Emil Kirkegaard
I,Hypocrite runs a fun and popular Twitter account, and apparently, also a Youtube account. I went on the show to talk science of race differences in intelligence since there is…
Who’s afraid of the big bad data?
Before the advent of internet blogging and stuff, there was an email list of people interested in race and stuff. Steve Sailer was there, Charles Murray, Phil Rushton, and others.…
Meta-compilation of HBD related materials
Sometimes I get asked for compilations. There are some! I made this compilation of compilations in November 2020 in reply to an email. I guess I never posted it for…
New paper out: Country of Origin IQ and Muslim Percentage Predict Grade Point Average in School among 116 Immigrant Groups in Denmark
Kirkegaard, E. O. W., & Fedorov, J. (2021). Country of Origin IQ and Muslim Percentage Predict Grade Point Average in School among 116 Immigrant Groups in Denmark. Mankind Quarterly, 61(3).…
“the claim (of substantial difference in mean) is currently not based on strong evidence”
https://twitter.com/Scientific_Bird/status/1379100080863649807 This kind of claim is very common, even among people who explicitly reject blank slatism. It is odd because there are such results around, and they have been around…
New video out: Country Well-Being: National IQ Vs. Time Preference
The companion video for the paper, published back in December https://www.youtube.com/watch?v=l5OjZ2BK99Q
“Genes, Brains, and Intelligence: What’s New?” in AmRen
Jared asked me if I wanted to summarize recent work in the field, based on a new review article by Ian Deary, Simon R. Cox & W. David Hill. Well,…
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