Presents a wealth of interdisciplinary theory and research, as well as proposals for future areas of inquiry, to help move spiritual development into a mainstream field of learning. Provides the first comprehensive collection of social science research on spiritual development in childhood and adolescence to introduce the topic engagingly to students. Features the works of scholars from around the world in multiple disciplines (psychology, sociology, anthropology, medicine, and educational philosophy) to present a diversity of traditions and approaches. Includes introductions to the volume as well as to each section that provide overviews and syntheses of key concepts.