This book is unique in providing a concise, single authored introduction to the field of NRMs, providing a streamlined and affordable option. Provides an up to date overview of the field, covering recent debates and new avenues of research that have not yet been covered in existing textbooks. Provides a context for the field and the questions that drive it in an accessible way, giving students an informed understanding of the field and equipping them to do their own research on stigmatized religious groups.