This paper aims at identifying some emerging themes and problematics that are reshaping the American field of the sociology of religion. Until the sixties, this field had been dominated mainly by researches focused on the functioning of Christian denominations. But it was challenged by the development of conflict theories and by the growing influence of phenomenology and of symbolic interactionism, as well as by the rise of rational choice theories. The main source of diversity was to be found in the socio-religious developments themselves. Theoretical and methodological renewals in this particular field of sociology have to take into account how problems such as non official religion, the linkage between religion and ethnicity, the place o...