The Unification Church, led by the enigmatic Dr. Sun Myung Moon, has long been mired in controversy. Critics point to its aggressive recruitment tactics, vast financial empire, and authoritarian leadership style, which includes the practice of arranging mass marriages. But perhaps the most contentious aspect of the church's teachings is Dr. Moon's audacious claim to be the new Messiah, destined to complete the work Jesus left unfinished. Is he the long-awaited savior, and is his Divine Principle the third testament of the Bible? In an era marked by a dizzying array of religious groups and movements, many people find themselves lost and uncertain in their search for spiritual truth. This series aims to provide a beacon of clarity, offering readers essential information and insights to guide them on their spiritual journeys. Each book, with the exception of the summary volume, Truth and Error, is divided into five sections: a concise introduction to the group, an overview of its theology, tips for effective witnessing, a bibliography for further study, and a comparison chart highlighting the key differences between biblical Christianity and the group. The final book, Truth and Error, presents parallel doctrinal charts compiled from the previous volumes. What sets this series apart is its unique approach: essential information is carefully distilled and presented in a clear, easy-to-follow outline format, making it accessible to both non-technical and technical readers. The authors, seasoned experts in researching and writing about religious movements, bring a wealth of knowledge and experience to the table, having interacted extensively with group members and developed a nuanced understanding of their teachings and practices.