By boosting graduation rates, earnings and upward mobility for low-income Black students, Historically Black Colleges and Universities reduce the risk factors tied to crime and incarceration.

A criminology scholar defends this:
https://theconversation.com/historically-black-colleges-and-universities-do-more-than-offer-black-youths-a-pathway-to-opportunity-and-success-i-teach-criminology-and-my-research-suggests-another-benefit-272976
#highered