Mass incarceration should be central to any analysis of American political economy. It's also a moral monstrosity. But before The New Jim Crow and anti-mass incarceration activists across the country loudly insisted this was the case, it received little attention.

Marie Gottschalk, a political scientist at the University of Pennsylvania, is the author of Caught: The Prison State and the Lockdown of American Politics, and The Prison and the Gallows: The Politics of Mass Incarceration in America. She talks with The Dig about prisons in American life.