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Monthly Archives: March 2019

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Up to date introductions to psychology, stats, and genomics — 2019 March

  • Post author:Emil O. W. Kirkegaard
  • Post published:27. March 2019
  • Post category:Math/Statistics/Psychology
  • Post comments:0 Comments

A fellow emailed me asking for help on what to start reading to learn psychology and stats. The replication crisis means that most older psychology introductions should be viewed with…

Continue ReadingUp to date introductions to psychology, stats, and genomics — 2019 March

Direct estimate of between group heritability with estimated polygenic scores

  • Post author:Emil O. W. Kirkegaard
  • Post published:25. March 2019
  • Post category:Genomics
  • Post comments:0 Comments

A while ago, I had an idea for a direct estimate of the between group heritability from polygenic scores. The idea is based on the old DeFries (1972) paper, which…

Continue ReadingDirect estimate of between group heritability with estimated polygenic scores

Before PISA and Binet

  • Post author:Emil O. W. Kirkegaard
  • Post published:24. March 2019
  • Post category:History/intelligence / IQ / cognitive ability

Some years ago, I discovered the Swiss dataset used in R. It has data from the late 1800s of Swiss subnational units, 47 French speaking 'provinces' i.e. sub-canton level (probably…

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Extreme phenotype colorism

  • Post author:Emil O. W. Kirkegaard
  • Post published:10. March 2019
  • Post category:intelligence / IQ / cognitive ability
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One prominent model for why (some) nonwhite race groups do worse is that they experience hostile experience based on skin color. For instance, Hunter (2007) writes: How does colorism operate?…

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Of cats and dogs and men

  • Post author:Emil O. W. Kirkegaard
  • Post published:9. March 2019
  • Post category:Genomics
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Genetic variation between populations/races of a species is a nice single summary statistic about how large between population phenotypic differences to expect. In case of humans, this value (Fst, the…

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Thou shall not cite Richard Lynn

  • Post author:Emil O. W. Kirkegaard
  • Post published:9. March 2019
  • Post category:intelligence / IQ / cognitive ability
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Thou should in fact basically copy his work, and then publish it in The Lancet, and then not cite him, or Heiner Rindermann, or David Becker, or Gerhard Meisenberg --…

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Psychology of the unthinkable (Tetlock et al 2000)

  • Post author:Emil O. W. Kirkegaard
  • Post published:9. March 2019
  • Post category:Psychology
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Tetlock, P. E., Kristel, O. V., Elson, S. B., Green, M. C., & Lerner, J. S. (2000). The psychology of the unthinkable: taboo trade-offs, forbidden base rates, and heretical counterfactuals.…

Continue ReadingPsychology of the unthinkable (Tetlock et al 2000)
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