Kyle Dewitt was sentenced to three days in jail after he was unable to pay fees associated with catching a fish out of season. Joseph Shapiro/NPR hide caption

itoggle caption Joseph Shapiro/NPR

Tom Barrett returned to the convenience store where he stole a can of beer. He spent time in jail, not for the crime, but because he couldn't afford the fines and fees that went along with wearing an electronic monitoring device. Joseph Shapiro/NPR hide caption

itoggle caption Joseph Shapiro/NPR

In this photo from the mid-1960s, Kirk Gable, a co-founder of the electronic monitoring belt, uses war surplus missile-tracking equipment to track young adult offenders who are wearing the first electronic monitoring devices. Courtesy of Robert Gable hide caption

itoggle caption Courtesy of Robert Gable

People line up to take part in an amnesty program to clear up outstanding misdemeanor arrest warrants in August 2013, in Ferguson, Mo. For those living on the economic margins, the consequences of even a minor criminal violation can lead to a spiral of debt, unpaid obligations, unemployment and even arrest. Jeff Roberson/AP hide caption

itoggle caption Jeff Roberson/AP