The United States has 5 percent of the world’s population and 25 percent of the world’s prisoners. Criminologists have found that when too many people are incarcerated the crime rate actually increases. Imagine if we spent some of the $60 billion a year prisons cost on education, job training and healthcare. Paul Butler, a law professor, former federal prosecutor and author of Let’s Get Free: A Hip-Hop Theory of Justice suggests ways to undo the damage caused by overincarceration.