Roma/Gypsy IQ meta-analysis: 74
This was presented at London Conference in 2015. Not published so far because the authors "were busy". In that spirit, I shall leave out their names and post the results.…
Soviet and East German era (DDR/GDR) twin studies
I cover these here mainly because they are not widely known, and relate to ongoing discussions about the generalizability of twin estimates across time and space. To put things into…
Politically motivated retraction of benign national intelligence study by Clark et al (2020)
Original version: Clark, C. J., Winegard, B. M., Beardslee, J., Baumeister, R. F., & Shariff, A. F. (2020). Declines in Religiosity Predict Increases in Violent Crime—but Not Among Countries With…
“Self report bias hiding group differences in personality”
Anon writes me: Hi, Sorry for not tweeting this at you, I don't have a twitter. I saw this post: https://emilkirkegaard.dk/en/?p=8629 and this is more conjecture than anything, but perhaps when…
Richard Haier on the Nature of Human Intelligence || The Psychology Podcast (Scott Barry Kaufman)
There's a new interview/podcast-video out, with Richard Haier, the editor in chief of Intelligence journal. https://www.youtube.com/watch?v=dQR8BrGasSQ Here's the contents/times. I have bolded the topics probably of most interest to readers…
Personality and Individual Differences censors skin color study (Rushton and Templer)
I hate censorship, so I repost the content they don't want you to read here. I'm hoping to contribute to a Streisand effect. This week, the time has come to…
Who’s your out-group?
See related posts in rationalist sphere: Scott Alexander, I Can Tolerate Anything Except The Outgroup Jakob Falkovich, In-Groups, Out-Groups, and the IDW (in Quillette) So the story goes like this:…
Shuey (1966)
Audrey M. Shuey (who even has a barebones Wikipedia page) is one of the most important female early researchers in intelligence research along with Barbara Burks and Leta Hollingworth. Shuey,…
New study & video out: Pupil size and intelligence
Also, the front page is now updated and runs in Django. This is much easier to manage than the old PHP site, but the front page currently redirects to the…
Monkeys, climate, intelligence
Anon on Reddit writes me: Hey, Emil! I’ve been a fan of your work for a while now. I respect your effort to give a voice to persecuted research directions.…
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