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Differential psychology/psychometrics

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Read more about the article Reaction time based intelligence measurements and race differences

Reaction time based intelligence measurements and race differences

  • Post author:Emil O. W. Kirkegaard
  • Post published:14. June 2024
  • Post category:intelligence / IQ / cognitive ability

There's a wide variety of different ways to measure (general) intelligence, or what researchers call g. One can estimate vocabulary size, query about verbal analogies, general knowledge, ask people to…

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Read more about the article High IQ trans and nonbinary confirmed

High IQ trans and nonbinary confirmed

  • Post author:Emil O. W. Kirkegaard
  • Post published:3. June 2024
  • Post category:intelligence / IQ / cognitive ability/Psychiatry

If you have been paying attention, you will probably have noticed that a lot of the trans and non-binary people seem to be quite bright. Indeed, that's one of the…

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Read more about the article On Jewish intelligence

On Jewish intelligence

  • Post author:Emil O. W. Kirkegaard
  • Post published:24. May 2024
  • Post category:intelligence / IQ / cognitive ability

Ah, yes, the perennial Jewish question. Historically, the Jewish question was what to do with the Jews from the perspective of those running countries: tolerate, integrate, convert, expel, or exterminate?…

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Read more about the article Can’t say parasites causes low IQ either

Can’t say parasites causes low IQ either

  • Post author:Emil O. W. Kirkegaard
  • Post published:21. May 2024
  • Post category:intelligence / IQ / cognitive ability/Medicine

Ever since Richard Lynn started compiling national intelligence averages (national IQs), there has been egalitarian minded researchers using these to find evidence of non-genetic causes of group differences. One frequently…

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Read more about the article Did high IQs protect top Nazis at Nuremberg?

Did high IQs protect top Nazis at Nuremberg?

  • Post author:Emil O. W. Kirkegaard
  • Post published:19. May 2024
  • Post category:Criminology/intelligence / IQ / cognitive ability

The Nazis famously carried out a number of atrocities involving the populations under their dominion. Most famously, this involved the mass murders of Jews in Europe, but quite a number…

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Read more about the article Within vs. between group correlations

Within vs. between group correlations

  • Post author:Emil O. W. Kirkegaard
  • Post published:18. May 2024
  • Post category:Immigration/intelligence / IQ / cognitive ability

Let's think about causality and group-level comparisons. Here I mean any type of group, whether nations, sub-national divisions (states, regions, provinces, communes), religious classifications, races, or any other grouping. Sometimes…

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Read more about the article Is ability to read minds an aspect of general intelligence?

Is ability to read minds an aspect of general intelligence?

  • Post author:Emil O. W. Kirkegaard
  • Post published:25. April 2024
  • Post category:intelligence / IQ / cognitive ability/Social psychology

You have maybe seen this test making the rounds on Twitter: It's called the Reading the Mind in the Eyes Task (RMET). The subject is given 36 such grey-tone images…

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Read more about the article So you want a shorter test

So you want a shorter test

  • Post author:Emil O. W. Kirkegaard
  • Post published:23. April 2024
  • Post category:Differential psychology/psychometrics/Math/Statistics

There are 1000s of tests, scales, and assessments that have been made in the social sciences and in life in general. Sometimes, these are far too long. Take, for instance,…

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Read more about the article The taboo hierarchy

The taboo hierarchy

  • Post author:Emil O. W. Kirkegaard
  • Post published:17. April 2024
  • Post category:intelligence / IQ / cognitive ability/Metascience

What is a taboo? Well, the dictionaries tell us (according to GPT4): Merriam-Webster's Collegiate Dictionary, 11th Edition (2003): "A prohibition imposed by social custom or as a protective measure." Oxford…

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Read more about the article The eugenic effect of religiousness confirmed

The eugenic effect of religiousness confirmed

  • Post author:Emil O. W. Kirkegaard
  • Post published:5. April 2024
  • Post category:Genetics / behavioral genetics/intelligence / IQ / cognitive ability

Some time ago, Ed Dutton and I published a study showing that in the USA, being a member of the Mormon club seems to protect one against having a dysgenic…

Continue ReadingThe eugenic effect of religiousness confirmed
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