John Roman
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johnkroman.bsky.social
John Roman
@johnkroman.bsky.social
Director, Center on Public Safety and Justice, NORC at the University of Chicago. Essays: https://johnkroman.substack.com/.
It’s true though!!

<kicks can>
<sulks>
<jumps on tiny dirt bike>
>rides off into the dirty sunset>
September 20, 2025 at 1:18 AM
Once again, Gen X is forgotten.
September 20, 2025 at 1:14 AM
I would be happy to accept that title!
September 18, 2025 at 12:15 PM
In the opening sequence of Numbers, he writes X=yb on the glass. That was the beginning of the end...
September 5, 2025 at 3:07 PM
This post was your magnum opus. Bravo.
September 1, 2025 at 7:39 PM
Bravo!
August 18, 2025 at 12:38 PM
There are several evidence-based explanations for the crime spike and decline. I summarize them here, and explain why some fit the data better than others: johnkroman.substack.com/p/explaining...
Explaining the COVID Violence Spike and the Roaring Crime Decline
Four Reasons for the Historic Beginning to the 2020s
johnkroman.substack.com
August 14, 2025 at 2:49 PM
It’s interesting that there seems to have been some inflation in the estimates too: it was 18,000, then 18,500, now I see 19,000. It’s totally plausible there is an increase, but, you’d think we’d *know* this!
July 29, 2025 at 1:56 AM
I have say, I never thought about this. That’s a helluva good insight!
July 29, 2025 at 1:48 AM
I coach little league, both baseball and softball. Our commissioner gives a speech to coaches at a banquet each spring. The point is: tell the parents that none of these kids will play pro ball and there are vanishingly few full-ride college scholarships. And young athletes are fragile.
June 13, 2025 at 1:26 PM