This book provides a thorough introduction to historical and contemporary issues in American religion, tackling controversial hot-button topics such as abortion, Intelligent Design, and Scientology. Surveying key aspects of the controversial issues, persons, and religious groups of today, Encyclopedia of Religious Controversies in the United States, Second Edition is a thorough update and expansion of the first edition of this book. This two-volume work contains many new entries that reflect current 21st-century religious controversies. Written by a variety of scholars with varying specializations, the content covers major people, ideas, terms, institutions, groups, books, and events. The A–Z format allows for easy location of materials, a chronology of developments and events enables readers to trace the development of contentious topics over time, and a section of primary document excerpts gives readers further perspective on the issues.