On Jewish intelligence
Ah, yes, the perennial Jewish question. Historically, the Jewish question was what to do with the Jews from the perspective of those running countries: tolerate, integrate, convert, expel, or exterminate?…
Can’t say parasites causes low IQ either
Ever since Richard Lynn started compiling national intelligence averages (national IQs), there has been egalitarian minded researchers using these to find evidence of non-genetic causes of group differences. One frequently…
Did high IQs protect top Nazis at Nuremberg?
The Nazis famously carried out a number of atrocities involving the populations under their dominion. Most famously, this involved the mass murders of Jews in Europe, but quite a number…
Within vs. between group correlations
Let's think about causality and group-level comparisons. Here I mean any type of group, whether nations, sub-national divisions (states, regions, provinces, communes), religious classifications, races, or any other grouping. Sometimes…
Sexual maturation and intelligence, Rushton not vindicated
A reader sent me Seb Jensen's blogpost about nerds, which includes the following: People in the Terman’s study of the gifted were more likely to be tall, broad-shouldered, have matured…
Rushton vindicated again: developmental speed vs. intelligence
A few days ago, geneticist Shai Carmi posted a new study on Twitter. And then he deleted his tweet and reposted a "I disavow" version. Well, what happened is that…
Results from reader survey 2024
A few days ago I ran the reader survey for 2024. You can take it here, but I probably won't update the results again. In this post, I will look…
On the limits of free speech
Are you in favor of free speech? Most readers and most people in general will say yes, and many even consider themselves free speech absolutists. If asked why, they might…
Reader survey 2024
It's time for the yearly reader survey, where I ask questions about the blog, and an assortment of other questions. Actually, in 2023 I apparently forgot to ask readers, but…
On genetic potential
During much of human history, it wasn't known that diseases or traits 'ran in families'. In fact, early mentions appear for instance in the 1700s: The recurrence of specific signs…