https://www.tandfonline.com/doi/abs/10.1080/01436597.2017.1369037 This Viewpoint essay has been withdrawn at the request of the academic journal editor, and in agreement with the author of the essay.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…
Data coder needed Research assistant job for 15 USD/hour. I need to estimate the percentage of English speakers per country for use in a study as a control variable. I…
It's well known that East Asians (Chinese, Japanese, Korean; CJKs) tend to outperform Europeans ('Whites') on cognitive tests. If we look at the standard IQ tests, the advantage is about…
Jensen spent decades trying to convince people that the g factor (general intelligence) is the primary reason why IQ tests predict stuff, not whatever mental abilities the tests appear to…