| − | Since the mid-1970's [[liberal]] sociologists have struggled to explain the popularity of Conservative Christianity<ref>[http://books.google.com/books?id=DJsA6SRr39sC ''Why Conservative Churches are Growing: A Study in Sociology of Religion''], Dean M. Kelley, Harper & Row, 1972 (reprinted 1986 with ISBN 0865542244) </ref> <ref> Chapter 5 "The Popularity of the Christian Right" [http://books.google.com/books?id=8yfIgQz3bL8C ''The Resilience of Christianity in the Modern World''], Joseph B. Tamney, SUNY Press, 1992, ISBN 0791408213, 9780791408216, 178 pages </ref> | + | Since the mid-1970's [[liberal]] sociologists have struggled to explain the popularity of Conservative Christianity<ref>[http://books.google.com/books?id=DJsA6SRr39sC ''Why Conservative Churches are Growing: A Study in Sociology of Religion''], Dean M. Kelley, Harper & Row, 1972 (reprinted 1986 with ISBN 0865542244) </ref> <ref> Chapter 5 "The Popularity of the Christian Right" in[http://books.google.com/books?id=8yfIgQz3bL8C ''The Resilience of Christianity in the Modern World''], Joseph B. Tamney, SUNY Press, 1992, ISBN 0791408213, 9780791408216, 178 pages </ref> |