Are fat people dumb?
There's a stereotype that fat people are lazy, less intelligent, and of course, they are widely considered unattractive in the west in modern times. But is this stereotype true? Well,…
Rationality and the fair sex
Rationality is great. It's what separates humans from other species to a very large extent. There's not one but two philosophical movements named after this (rationalism of Descartes et al,…
High heritability does mean that social interventions likely won’t work well
The scientific literature is full of claims like this one (Paige Harden 2021): This hereditarian pessimism about the possibility of social change, however, is based on a fundamental misunderstanding of…
The thick end of The Bell Curve
Adrian Wooldridge is currently popular with his book The Aristocracy of Talent: How Meritocracy Made the Modern World (2021). I read the book a while ago, but forgot to do…
Smart fraction theory vindicated
In the last days of 2022, Noah Carl and I had a new paper out: Kirkegaard, E. O. W., & Carl, N. (2022). Smart Fraction Theory: A Comprehensive Re-evaluation. Comparative…
Cold winters theory: a summary of the evidence and replies to objections
Cold winters theory gets at bad name, even from fellow hereditarians. In fact, the article about it was deleted from Wikipedia too. In my opinion that's because they are not…
Italian economic inequality explained by cognitive inequality
Italy is well known for being sort of two countries in one. These differences are large and longstanding and cover pretty much every aspect of society in typical S factor…
Drug users vs. drug abusers
Drugs are bad mmk? Well, are they? The go-to argument involves looking at drug abusers. It's hard to say something positive about drug abuse in general. Everybody has a story…
A theory of Ashkenazi genius: intelligence and mental illness
I want to put together a theory to explain a putative phenomenon: Ashkenazi Jews have more geniuses relative to non-Jewish Europeans (gentiles) than one would expect based on their average…
Racial diversity: does it matter? How do we know?
A lot of people on the right are concerned about the negative effects of ethnic and religious diversity. Sometimes, they produce plots like this one: The plot shows racial homogeneity…
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