Debtors' prisons might sound like something out of a Dickens novel, but what most Americans do not realize is that they are alive and well in a new and startling form. Today more than 20 percent of the prison population is incarcerated for financial reasons such as failing to pay a fine. This alarming trend not only affects the poor, who are hit particularly hard, but also ensnares the millions of self-identified middle-class people who are struggling...