TRUTH WINS & CULTHUSIAST~
You and others here on the forum may be interested in an excellent book, "HOLY MADNESS: The Shock Tactics and Radical Teachings of Crazy-Wise Adepts, Holy Fools, and Rascal Gurus" by Georg Feurstein, Ph.D.
The book is well researched and has an extensive bibliography. Foreward by Roger Walsh, M.D., Ph.D., Department of Psychiatry and Human Behavior, U
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"Cults," Sects, and "New Religious Movements"