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…
New study out: Will Intelligent Latter-day Saints and Smart Conservatives Inherit the Earth?
Ed Dutton and I have a new study out: Kirkegaard, E. O. W., & Dutton, E. (2022). Will Intelligent Latter-day Saints and Smart Conservatives Inherit the Earth? Differential Selection for…