>The explanation for the decline of violence in the second half of the 20th century is obvious: The bomb. Sorry, but that sounds like a load of folk psychology

>The explanation for the decline of violence in the second half of the 20th century is obvious: The bomb. Sorry, but that sounds like a load of folk psychology. Leaded gasoline on the other hand, well, see here: https://en.wikipedia.org/wiki/Lead-crime_hypothesis https://en.wikipedia.org/wiki/Lead-crime_hypothesis https://rationalwiki.org/wiki/Lead-crime_hypothesis https://rationalwiki.org/wiki/Lead-crime_hypothesis (see especially this section: https://rationalwiki.org/wiki/Lead-crime_hypothesis#Evidence_against https://rationalwiki.org/wiki/Lead-crime_hypothesis#Evidence..., and the one on alternative explanations immediately below.) And see also, the absurd boatload of articles Kevin Drum written on about it for MotherJones: https://www.google.com/search?safe=off&dcr=1&tbs=cdr%3A1%2Ccd_min%3A1%2F1%2F1969%2Ccd_max%3A1%2F30%2F2018%2Csbd%3A1&q=leaded+gasoline+violence+site%3Amotherjones.com https://www.google.com/search?safe=off&dcr=1&tbs=cdr%3A1%2Cc... (this google query has the results sorted by date, this: https://www.motherjones.com/kevin-drum/2013/01/lead-crime-connection/ https://www.motherjones.com/kevin-drum/2013/01/lead-crime-co... is their oldest article on the matter, and this [note that this one takes a bit until it gets to the point, but it gets there]: https://www.motherjones.com/kevin-drum/2017/11/crime-and-the-counterculture/ https://www.motherjones.com/kevin-drum/2017/11/crime-and-the... is their newest on it.)