Dysgenics for whom?
Some time ago, we published studies showing that the negative correlation between intelligence and fertility varies by other factors. Specifically, we found that it varies by religiousness and conservatism, in…
Who has how much dysgenics? The worldwide picture
In 2024, Seb Jensen published a report over at Hanania's CSPI (Are We Getting Dumber?) summarizing his findings concerning the speed of global dysgenics. Due to various reasons, the formal…
Dysgenics: within and between
Lyman Stone has a new post over at Institute for Family Studies: Are We Headed Towards ‘Idiocracy’? A Look at ‘Dysgenic Fertility’. His main point is that the strength of…
Is language dumbing down?
In the media, we can read that political speeches are getting simpler (2013): This kind of article is typically used to bash the current right-wing president if such exists. E.g.,…
The eugenic effect of religiousness confirmed
Some time ago, Ed Dutton and I published a study showing that in the USA, being a member of the Mormon club seems to protect one against having a dysgenic…
Not just dysgenic outcomes, but dysgenic intentions too
I have a new study out with Ed Dutton: Kirkegaard, E. O. W. & Dutton, E. Intelligence and Anti-Natalist Intentions on Dating Sites: An Analysis of the OKCupid Dataset. In…
Ancient genomes discussion with Davide Piffer & Emil at Lake Como
As announced late August, here is the promised discussion with Davide Piffer on ancient genomics: where we are, and where we hope to go. 1 hour and 7 minutes. https://www.youtube.com/watch?v=8_XbrzSfEz4…
Embryo selection can become the norm
In discussion of my recent book review of The Past is a Future Country: The Coming Conservative Demographic Revolution, J.O.A. Rayner-Hilles questioned whether embryo selection could really become powerful enough…
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,…
Book review: At Our Wits’ End (Ed Dutton, Michael Woodley, 2018)
I try to read many different kinds of books each year. Outside of my own fields, I try to consume high quality popular science, but mainly read academic books within…