Doctor Edmund Charles Gruss (c. 1933) is Professor Emeritus at The Master's College in Santa Clarita, California and an author. He is an expert on cults and the occult and has written many books on those subjects especially on the Ouija Board and Jehovah's Witnesses.

Dr. Gruss was a member of the Jehovah's Witnesses from the age of seven to seventeen. He subsequently converted to evangelical Christianity after as he says he, "found Christ."

Books

• What About the Ouija Board?, 1973
• We Left Jehovah's Witnesses: Personal Testimonies, 1974
• The Ouija Board: Doorway to the Occult, 1975
• Apostles of Denial: An Examination and Expose of the History, Doctrines, and Claims of the Jehovah’s Witnesses, 1975
• What Every Mormon Should Know, 1976
• The Ouija Board, 1986
• The Ouija Board: Doorway to the Occult, 1994
• Cults and the Occult, 1994
• The Jehovah’s Witnesses: Their Claims, Doctrinal Changes, and Prophetic Speculation, 2001
• The Four Presidents of the Watch Tower Society: Jehovah's Witnesses, 2003

External links

• Interview with Dr. Edmund C. Gruss

See also

1933 births | Christian people | Occult | Living people | List of cult researchers