What makes a good computer game? An analysis of Steam ratings
What makes a better computer game? While we can discuss game design (e.g. I studied skill vs. randomness before), we can also take an empirical approach. What we need is…
Solar and wind are very expensive
Danish cheaper energy activist Bjørn Lomborg posted this on X: The obvious problem here is that maybe electricity prices just reflect prices overall (presumably because electricity generation in part costs…
GDP, yes, but GDP per what?
Many free marketers have an almost religious devotion to seeing GDP lines go up. The American subset of these are therefore quite happy when they see plots like this one…
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…
Does intelligence have nonlinear effects on political opinions?
Back in March I published this study: Kirkegaard, E. O. W. (2025). Does intelligence have nonlinear effects on political opinions? OpenPsych, 1(1). https://doi.org/10.26775/OP.2025.03.24 We sought to study intelligence’s relationship with…
Who values academic rigor and freedom?
I was browsing studies out in Lee Jussim's newish journal, The Journal of Open Inquiry in Behavioral Science (JOIBS), and saw this one: Rausch, Z. M. (2023). The value gap:…
Women don’t like bodybuilder physique
William Costello spawned discussion at X over his polling results: The same man before and after going hard in the gym. Women preferred the before picture and men the after…
The content economy on X
After Elon Musk acquired Twitter/X, he started monetizing it. There are two types of monetization schemes: 1) subscribers, which work the same way as every other platform (monthly sub, some…
Bad blog posts and their costs
It's time for another unpopular post, but the principle is right. During human history, there has been a very large number of civil wars, coups, and state collapses due to…
Military intelligence and racial discrimination
By now, you've probably heard that the US military, and many other militaries around the world, has some kind of intelligence test that they use for admission. The US even…
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