In the book of the candidate of philosophical sciences V. Konik, the essence of the religious consciousness and missionary activity of Jehovah's Witnesses is convincingly revealed on large factual material. The author shows the unoriginality, inhuman character, the scientific and logical inconsistency of their creed and preaching, as well as the anti-communist and anti-Soviet orientation of this trend. The book is designed for a wide range of readers, including believers, as well as propagandists of scientific atheism.