Sociology of Religion, Fourth Edition, introduces students to key principles in the sociological understanding of religion. It offers an overview of the nature and function of religious institutions and practices, asking sociological questions about the changing role of religion in today's "post-traditional" world. After an introduction to the many facets of religion and key theories for its study, the book examines central themes such as changes in religious life in the United States; the intersections between religion, social class, and power and between gender, sexuality, and religion; globalization and religion; religion in mass media; and more.