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Emil O. W. Kirkegaard blog

Read more about the article Higher impact factor journals have lower replicability indexes

Higher impact factor journals have lower replicability indexes

  • Post author:Emil O. W. Kirkegaard
  • Post published:7. February 2022
  • Post category:Metascience

Researchers often talk about getting into the better journals. There is an assumption that better journals are those with high impact factors, and these publish better science. Of course, if…

Continue ReadingHigher impact factor journals have lower replicability indexes
Read more about the article The big Black patent decline, or how not to use composite datasets

The big Black patent decline, or how not to use composite datasets

  • Post author:Emil O. W. Kirkegaard
  • Post published:6. February 2022
  • Post category:Economics

Twitter user AnechoicMedia has an amusing new example of research incompetence in economics. The paper in question is: Cook, L. D. (2014). Violence and economic activity: evidence from African American…

Continue ReadingThe big Black patent decline, or how not to use composite datasets
Read more about the article Mental illness and intelligence: the relationship is negative

Mental illness and intelligence: the relationship is negative

  • Post author:Emil O. W. Kirkegaard
  • Post published:3. February 2022
  • Post category:intelligence / IQ / cognitive ability/Psychiatry

This one keeps coming up whenever I post things about mental illness and X, like politics. So it's worth having a go-to summary for a popular audience. Mental illness is…

Continue ReadingMental illness and intelligence: the relationship is negative

The Norwegian Hjernevask (Brainwash) series (2010)

  • Post author:Emil O. W. Kirkegaard
  • Post published:31. January 2022
  • Post category:Uncategorized

Back in 2010, Norwegian comedian Harald Eia made a rather extraordinary science documentary series called Hjernevask, or Brainwash in English. The series consists of Harald himself talking to various gender…

Continue ReadingThe Norwegian Hjernevask (Brainwash) series (2010)
Read more about the article The conservative advantage in mental health keeps replicating

The conservative advantage in mental health keeps replicating

  • Post author:Emil O. W. Kirkegaard
  • Post published:29. January 2022
  • Post category:Political science/Psychiatry

Back in May 2020, I published a paper provocatively titled Mental Illness and the Left. It was based on the common observation (stereotype!) that conservatives seem less prone to mental…

Continue ReadingThe conservative advantage in mental health keeps replicating
Read more about the article Basics on hereditarian thinking about genotypic means

Basics on hereditarian thinking about genotypic means

  • Post author:Emil O. W. Kirkegaard
  • Post published:21. January 2022
  • Post category:Genetics / behavioral genetics/intelligence / IQ / cognitive ability

Recently I got a private question from anon: A quick question if you don't mind: how come Blacks from sub-Saharan Africa have an average IQ of 70, which is even…

Continue ReadingBasics on hereditarian thinking about genotypic means
Read more about the article Immigration economics for economist dummies

Immigration economics for economist dummies

  • Post author:Emil O. W. Kirkegaard
  • Post published:20. January 2022
  • Post category:Economics/Immigration

Some time ago, I published a 50 minutes long video walkthrough of some research on economics effects of immigration for Nordic countries. Since some people don't really watch videos, I…

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Read more about the article Too many women in the wrong places: Norwegian navy edition

Too many women in the wrong places: Norwegian navy edition

  • Post author:Emil O. W. Kirkegaard
  • Post published:20. January 2022
  • Post category:Psychology

As women increasingly are hired into traditionally male jobs via affirmative action laws or indirect pressure via media, we see more and more incompetence. This is true whether it is…

Continue ReadingToo many women in the wrong places: Norwegian navy edition
Read more about the article Authoritarianism and fertility: maybe, probably

Authoritarianism and fertility: maybe, probably

  • Post author:Emil O. W. Kirkegaard
  • Post published:16. January 2022
  • Post category:Differential psychology/psychometrics/Sociology

Last year, this meme was floating around: The data are real enough, and the years are right. It seems that Franco was able to sustain fertility in Spain during his…

Continue ReadingAuthoritarianism and fertility: maybe, probably
Read more about the article Do something else for Denmark

Do something else for Denmark

  • Post author:Emil O. W. Kirkegaard
  • Post published:13. January 2022
  • Post category:Sociology

A lot of people are interested in fertility. As a matter of fact, there is no more important metric for long term viability of a civilization (Romans knew it too).…

Continue ReadingDo something else for Denmark
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