Faithful Departed traces the rise and fall of the Catholic Church in Boston, showing how the Massachusetts experience set a pattern that echoed throughout the United States as religious institutions lost influence in the face of rising secularization. The collapse of Catholicism in Boston became apparent with the explosion of the sex-abuse crisis. Lawler shows that the sex-abuse scandal was neither the cause nor the beginning of Catholicism's decline in Boston.

Faithful Departed traces the rise and fall of the Catholic Church in Boston, showing how the Massachusetts experience set a pattern that echoed throughout the United States as religious institutions lost influence in the face of rising secularization. The collapse of Catholicism in Boston became apparent with the explosion of the sex-abuse crisis. Lawler shows that the sex-abuse scandal was neither the cause nor the beginning of Catholicism's decline in Boston.