Why a Philadelphia judge is sending rapper Meek Mill to prison

In his 2005 book When Brute Force Fails: Strategic Thinking for Crime Control, noted criminologist Mark Kleiman called for a transformation of the probation system into something that isn’t merely a more polite feeder system for the prison system. Probation shouldn’t be “something you can flunk out of,” wrote Kleiman. …
Kleiman calls this the Swift Certain and Fair principles of operating systems where people convicted of crimes are released to the public under supervision. Several jurisdictions across the U.S. have probation programs that operate under these principles.