A partial test of DUF1220 for population differences in intelligence?
You might have heard the DUF1220 hypothesis, it goes something like this: DUF1220 is a copy number variant poorly tagged by arrays, and thus would not be captured well by…
You might have heard the DUF1220 hypothesis, it goes something like this: DUF1220 is a copy number variant poorly tagged by arrays, and thus would not be captured well by…
Wühr, P., Lange, B. P., & Schwarz, S. (2017). Tears or fears? Comparing gender stereotypes about movie preferences to actual preferences. Frontiers in psychology, 8, 428. This study investigated the…
Borsboom, D. (2006). The attack of the psychometricians. Psychometrika, 71(3), 425. This paper analyzes the theoretical, pragmatic, and substantive factors that have hampered the integration between psychology and psychometrics. Theoretical…
Predictably, Stuart Ritchie doesn't like our Ashkenazim intelligence paper (Why doesn't he? He dislikes all group difference research. See more below.) He makes a big deal of the fact that…
Dunkel, C. S., Woodley of Menie, M. A., Pallesen, J., & Kirkegaard, E. O. (2019). Polygenic scores mediate the Jewish phenotypic advantage in educational attainment and cognitive ability compared with…
Previous results. 23andme has updated their ancestry estimates, so I'm reposting mine for people who are wondering. The change to previously is that now I'm slightly more European: 99.8% vs.…
Paul Graham's 2004 essay What you can't say had a big influence on me and remains my favorite essay. In he argued essentially that popular morality shows fashion tendencies i.e.…
I tweeted about this already, but I'm dumping some notes here for future reference. The Wordsum is a 10 word vocabulary test that's been used for decades as a brief…
See previous post about quotes from the medical genetics and physical anthropology literature on admixture analysis and the causal interpretation. There's quite a few older admixture studies that examined relationships…
A common comment on bias in scientific peer review is that reviewers don't usually say openly they are applying double standards. Instead, they just silently increase their standards. If their…