The mysterious PC1 ancestry component
Mehta, C. M., Malins, J. G., Noble, K. G., & Gruen, J. R. (2017). Cortical area and subcortical volume mediate the effect of parental education and adverse experiences on cognitive…
Mehta, C. M., Malins, J. G., Noble, K. G., & Gruen, J. R. (2017). Cortical area and subcortical volume mediate the effect of parental education and adverse experiences on cognitive…
1976, Constance Baker Motley, African American judge: Judicial predictions of reduction or elimination of the RAG through color - based decisions approached the l udicrous. In rendering the decisive vote…
Warne, R. T. (2018). An Evaluation (and Vindication?) of Lewis Terman: What the Father of Gifted Education Can Teach the 21st Century. Gifted Child Quarterly, 0016986218799433. Russell Warne has a…
https://www.tandfonline.com/doi/abs/10.1080/01436597.2017.1369037 This Viewpoint essay has been withdrawn at the request of the academic journal editor, and in agreement with the author of the essay. Following a number of complaints, Taylor…
Rindermann (Cognitive Capitalism, 2018) writes: Contradicting common beliefs, National Socialists were opposed to intelligence research (Becker, 1938; Jaensch, 1938): in their view, intelligence research would represent a ‘supremacy of Bourgeoisie…
I wish to coin a fallacy I've seen a number of times, exemplified in this paper: Kempthorne, O. (1978). A BIOMETRICS INVITED PAPER: Logical, epistemological and statistical aspects of nature-nurture…
Someone pointed me to data showing a recent very steep decline in incoming migrants. I had a look at the data and plotted it. Unfortunately, the dataset has some problematic…
Most readers are probably aware of the fraud accusations against Cyril Burt on account of various claims, but in particular the repeated digits across populations and other numerical irregularities. There's…
We were finally able to obtain a complete copy of a survey of Finnish journalists. This is the final sample for our large cross-national journalist project. Finnish journalist survey Unfortunately,…
In 2016, a Brazilian PHD student with access to the Brazilian Pelotas dataset was kind enough to run a few regressions for us. We apparently forgot to make the results…