States spend $50 billion a year on corrections, yet four out of ten prisoners wind up back behind bars within three years of release. In this short vi...
This brief video discusses three methods to consider in selecting a comparison group for an outcome study: (1) random assignment, (2) nonequivalent co...
Approximately half of all the inmates put on parole in the U.S. end up violating the terms of their release and are sent back to prison. But across th...