Garett Jones finishes his trilogy
In the last 10 years, economist Garett Jones has been writing a series of books, a trilogy to be exact: Jones says in the post-script: THIS IS THE FINAL BOOK…
Lewis Terman on human diversity and intelligence in 1922
I've been reading through some old papers and stumbled across an exchange between journalist Walter Lippmann and Lewis Terman in 1922 (original). Unfortunately, I wasn't fast enough to convert my…
National IQ stereotypes are accurate too
We just published a new article: Jensen, S., & Kirkegaard, E. (2025). Stereotypes of the Intelligence of Nations. Comparative Sociology, 24(2), 272-295. https://doi.org/10.1163/15691330-bja10134 The authors surveyed a nationally representative sample…
Race and crime in Japan
(Guest post by anon.) Many are aware of disparities in crime rates among ethnic and racial groups in Western countries. But what patterns emerge in Japan, a country far from…
End stage global capitalism
Let's define global capitalism as market economy combined with relatively free movement of labor (people) and capital. This is approximately world we live in. We have an unequal world to…
Good immigrants, bad immigrants: Dutch edition
People have been posting results from this new Dutch study of immigration, so I thought I would cover it here to increase the reach. van de Beek, J., Hartog, J.,…
Selective migration and regression towards the mean
There is much discussion in these days about immigration to the West, and in particular, skilled migration to the United States. Critics of migration often point to regression towards the…
Somalis in the USA: also not a success
Western countries are experimenting with solutions to their population aging problem. For instance, one of the countries with the worst age pyramids is Germany: Since the welfare state is effectively…
The myth of Danish Social Democrats being hard on immigration
One can find quite a number of news articles like this one in Politico from 2024: Or this one in Foreign Policy from 2021: Or this one in The Irish…
The ethnic meritocracy in the United Kingdom
Some of my colleagues have a new paper out: Te Nijenhuis, J., Pesta, B. J., & Fuerst, J. G. R. (n.d.). General mental ability testing and adverse impact in the…