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Differential psychology/psychometrics

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Read more about the article The benefits of marriage

The benefits of marriage

  • Post author:Emil O. W. Kirkegaard
  • Post published:13. February 2025
  • Post category:Criminology/Differential psychology/psychometrics

If we have to name the single largest problem with social science in itself it is that of confounding (in real-life social science, the bigger issue is probably statistical cheating…

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Read more about the article Why are female intellectuals crazy?

Why are female intellectuals crazy?

  • Post author:Emil O. W. Kirkegaard
  • Post published:12. February 2025
  • Post category:Differential psychology/psychometrics/Political science/Psychiatry

I have a speculative model of sex differences among people with extreme beliefs. Here I just mean extreme in the sense of statistically uncommon, say, being a full-blown libertarian, HBD…

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Read more about the article Women’s neuroticism, relationships, and fertility

Women’s neuroticism, relationships, and fertility

  • Post author:Emil O. W. Kirkegaard
  • Post published:5. February 2025
  • Post category:Differential psychology/psychometrics/Genetics / behavioral genetics

There's a few findings that no one seems to have integrated, so this is my attempt. First off, women are higher in neuroticism than men. Neuroticism can generally be described…

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Read more about the article The racism of teachers

The racism of teachers

  • Post author:Emil O. W. Kirkegaard
  • Post published:21. January 2025
  • Post category:Education/intelligence / IQ / cognitive ability/Social psychology

This is the 1601st post on this blog since 2007 (I regret not seeing the counter was at 1599 yesterday!). That's kinda crazy to think about. In about 2.5 years…

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Danish women also don’t like nuclear power

  • Post author:Emil O. W. Kirkegaard
  • Post published:20. January 2025
  • Post category:intelligence / IQ / cognitive ability/Political science

Here's a fun analysis I did as a side-project. I have a dataset of ~620 Danes who took a long vocabulary test, as well as answered 30 political questions. One…

Continue ReadingDanish women also don’t like nuclear power
Read more about the article The mirror self-recognition test as an intelligence test among humans

The mirror self-recognition test as an intelligence test among humans

  • Post author:Emil O. W. Kirkegaard
  • Post published:19. January 2025
  • Post category:intelligence / IQ / cognitive ability

Recently, there has been much talk about national IQs, again. Here's the recent significant writings: Jan. 13. Lyman Stone has a reply to my piece on within vs. between dysgenics.…

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Read more about the article Dysgenics: within and between

Dysgenics: within and between

  • Post author:Emil O. W. Kirkegaard
  • Post published:11. January 2025
  • Post category:Genetics / behavioral genetics/intelligence / IQ / cognitive ability

Lyman Stone has a new post over at Institute for Family Studies: Are We Headed Towards ‘Idiocracy’? A Look at ‘Dysgenic Fertility’. His main point is that the strength of…

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Read more about the article Good immigrants, bad immigrants: Dutch edition

Good immigrants, bad immigrants: Dutch edition

  • Post author:Emil O. W. Kirkegaard
  • Post published:10. January 2025
  • Post category:Immigration/intelligence / IQ / cognitive ability

People have been posting results from this new Dutch study of immigration, so I thought I would cover it here to increase the reach. van de Beek, J., Hartog, J.,…

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Read more about the article Selective migration and regression towards the mean

Selective migration and regression towards the mean

  • Post author:Emil O. W. Kirkegaard
  • Post published:31. December 2024
  • Post category:Genetics / behavioral genetics/Immigration/intelligence / IQ / cognitive ability

There is much discussion in these days about immigration to the West, and in particular, skilled migration to the United States. Critics of migration often point to regression towards the…

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Read more about the article German immigrant IQ is about 85 according to new study

German immigrant IQ is about 85 according to new study

  • Post author:Emil O. W. Kirkegaard
  • Post published:31. October 2024
  • Post category:intelligence / IQ / cognitive ability

Heiner Rindermann strikes back with a new study of immigrants in Germany: Rindermann, H., Klauk, B. & Thompson, J. (2024). Intelligence of refugees in Germany: levels, differences and possible determinants.…

Continue ReadingGerman immigrant IQ is about 85 according to new study
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