Big Tech censors the Buffalo shooter’s manifesto
Once again, Big Tech are censoring a manifesto written by a terrorist, in this case, the Buffalo shooter Payton Gendron. It used to be on Google Drive, but was deleted.…
The Unz compositional data fallacy
Readers may recall that about 12 years ago, Ron Unz (of Unz.com) posted an article The Myth of Hispanic Crime. In this article he tried to show that Hispanics were…
Sweden finally publishes new immigrant crime rate data, which shows no surprises
Back in 2017, I wrote about how Sweden has a policy of hiding their immigrant crime rate statistics. (See also this tweet.) One cannot even buy them from the statistics…
The 30x (actually 25x) problem
This figure is flowing around Twitter recently: The usual commentary is simply to notice the Y axis. Chicago men having a homicide rate of 900, and those in England and…
Crime measurement and the black-white crime gap
A lot of instant experts have appeared on the black-white crime question. Many of these are somewhat unfamiliar with the quite large literature on the topic. The people who mostly…
XYY supermales and violence
Nature has a review of Robert Plomin's new book by some random lefty historian data-free reasoning type called Nathaniel Comfort (he follows the usual pattern of having a background in…
Swedish immigrant crime data from the 1980s
I was skimming a Wikipedia article related to immigrant crime and came across an obscure Swedish language report from the 1990s: Ahlberg, J. (1996). Invandrares och invandrares barns brottslighet: En…
Predictions for an individual-level general crime factor study using Swedish register data
There is a lot of research on the link between crime and cognitive ability. (For criminal outcomes, see the problems in my previous post.) E.g. Is the Association between General…
Measurement error and behavioral genetics in criminology
I am watching Brian Boutwell's (Twitter, RG) talk at a recent conference and this got me thinking. https://youtu.be/yDm9bCgPKvs?list=PLD7ASfe52RybK4nYTZejG4-kQYqKI1rXX What are we measuring? As far as I know, there are typically…