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Read more about the article Taking the human extended phenotypes seriously

Taking the human extended phenotypes seriously

  • Post author:Emil O. W. Kirkegaard
  • Post published:3. December 2023
  • Post category:Evolutionary biology/Evolutionary Psychology/Genetics / behavioral genetics/Psychology

Back in 1982 Richard Dawkins wrote a book called The Extended Phenotype, which argued that the "phenotype should not be limited to biological processes such as protein biosynthesis or tissue…

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Read more about the article Heritability, within and between groups

Heritability, within and between groups

  • Post author:Emil O. W. Kirkegaard
  • Post published:12. November 2023
  • Post category:Genetics / behavioral genetics/intelligence / IQ / cognitive ability

There is a new preprint that's making the rounds on Twitter: Schraiber, J. G., & Edge, M. D. (2023). Heritability within groups is uninformative about differences among groups: cases from…

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Read more about the article What if somewhere, someone used to look at their polygenic scores?

What if somewhere, someone used to look at their polygenic scores?

  • Post author:Emil O. W. Kirkegaard
  • Post published:10. November 2023
  • Post category:Genetics / behavioral genetics/intelligence / IQ / cognitive ability

Undark magazine has a new piece out where a journalist expresses concern about people looking at their own DNA results: From a Fledgling Genetic Science, A Murky Market for Prediction.…

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Read more about the article Personality and politics of 263 occupations

Personality and politics of 263 occupations

  • Post author:Emil O. W. Kirkegaard
  • Post published:10. November 2023
  • Post category:Sociology/Stereotypes

Recently, I wrote about a great study showing the intelligence and crude personality differences between 300+ jobs. There is now a replication of this using a set of 263 occupations…

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Youtube talk: Who Will Fight For Their Country Now?

  • Post author:Emil O. W. Kirkegaard
  • Post published:6. November 2023
  • Post category:History/Psychology/Sociology

Some time ago I went to the United Kingdom to give this talk at the Traditional Britain Group, which I just discovered has been posted on Youtube. It was a…

Continue ReadingYoutube talk: Who Will Fight For Their Country Now?
Read more about the article National “learning-adjusted years of schooling”

National “learning-adjusted years of schooling”

  • Post author:Emil O. W. Kirkegaard
  • Post published:31. October 2023
  • Post category:intelligence / IQ / cognitive ability

We've recently seen national "basic skills" and Team Economist is now back with another one: National "learning-adjusted years of schooling". We might say that national intelligence enjoys a paradoxical popularity.…

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Read more about the article How much time should children be forced to spend in school?

How much time should children be forced to spend in school?

  • Post author:Emil O. W. Kirkegaard
  • Post published:26. October 2023
  • Post category:Education

Timothy Bates tweets a 2010 meta-analysis showing that students who attend more classes also attain higher grades: These results suggest that attending more classes causes students to learn more and…

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Read more about the article Sasha Gusev won’t answer basic questions about his beliefs

Sasha Gusev won’t answer basic questions about his beliefs

  • Post author:Emil O. W. Kirkegaard
  • Post published:21. October 2023
  • Post category:Genetics / behavioral genetics/intelligence / IQ / cognitive ability

Sasha Gusev is a statistical geneticist who spends a lot of time on Twitter. He has been attacking various behavioral genetics studies lately, thus earning some ire from people in…

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Read more about the article Palestinians in your country: what to expect?

Palestinians in your country: what to expect?

  • Post author:Emil O. W. Kirkegaard
  • Post published:13. October 2023
  • Post category:Immigration/intelligence / IQ / cognitive ability

With a war looming and probably lots of Palestinian refugee applications on the horizon, I thought it would be wise to summarize what we have so far about them. The…

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Read more about the article Carl Brigham on intelligence (1923): a fake quote

Carl Brigham on intelligence (1923): a fake quote

  • Post author:Emil O. W. Kirkegaard
  • Post published:26. September 2023
  • Post category:History/intelligence / IQ / cognitive ability

On various socialist and egalitarian writings as well as the academic literature, one can find attacks on intelligence testing due to the bad early guys. One common example is Carl…

Continue ReadingCarl Brigham on intelligence (1923): a fake quote
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