Focusing on the intersection of Christianity and politics in the American penitentiary system, Jennifer Graber explores evangelical Protestants' efforts to make religion central to emerging practices and philosophies of prison discipline from the 1790s through the 1850s.

Initially, state and prison officials welcomed Protestant reformers' and ministers' recommendations, particularly their ideas about inmate suffering and redemption. Over time, however, officials proved less receptive to the reformers' activities, and inmates also opposed them. Ensuing debates between reformers,...