A breakthrough work of sociology of religion by H. Richard Niebuhr.1

He shocked a lot of clergy and laity by suggesting that the range of Protestant denominations in the U.S.2 had more to do with social and economic stratification than divine inspiration.


  1. A brother of the more widely-known theologian.

  2. When he published the book, it was not yet considered politically incorrect to refer to the U.S. as "America."