Talcott Parsons and his students Robert Bellah and Niklas Luhmann, inherited from Durkheim the functionalist approach to religion.
Peter Berger and Thomas Luckmann, who were both students of Alfred Schutz, were sociological phenomenologists.
dialectical theory of secularization
Bryan Wilson, David Martin, and Richard Fenn, while not belonging to a clearly identifiable school,
Goertzel, T. (1972). Generational Conflict and Social Change. Youth & Society, 3(3), 327-352. doi: 10.1177/0044118x7200300304
Goldstein, W. S. (2009). Secularization Patterns in the Old Paradigm. Sociology of Religion, 70(2), 157-178.