Fall of the Roman Empire, polygenic score edition
We have a new study out: Piffer, D., Dutton, E., & Kirkegaard, E. O. W. (2023). Intelligence Trends in Ancient Rome: The Rise and Fall of Roman Polygenic Scores. OpenPsych,…
New paper out: Honesty, Intelligence, and Race
Together with Sebastian Jensen, I have a new paper out: Jensen, S., & Kirkegaard, E. O. W. (2023). Honesty, Intelligence, and Race. OpenPsych, 1(1). https://doi.org/10.26775/OP.2023.07.17 Research shows that honesty correlates…
Eulogy for Richard Lynn (1930-2023)
Richard Lynn passed away a few days ago in his sleep. His health had been in decline for some time, so his passing was expected. Still, it offers us a…
Preferences can be sick: mental illness from an evolutionary perspective
In the continuing debate about mental illness, we have roughly the following situation: Bryan Caplan representing the Thomas Szasz camp Scott Alexander representing the pragmatist "define mental illness in a…
Music preferences 2023
Anon asks on Twitter: i'm just curious. what's your favorite genre of music? It seems like a good diversion from the usual serious posting on the blog. What I listen…
Oliver D. Smith gets his day in City Journal
City Journal has just published its piece a piece on notorious online stalker Oliver D. Smith: The Cancel-Culture Troll with a Neo-Nazi Past. Readers of this blog may be familiar…
GDP problems, but what solutions?
Suppose you want to measure how well a country is doing. If you're an economist you will be immediately reaching for your trusted variant of the GDP per capita metric.…