Oliver St. John has dedicated his whole life to the theory and practice of magick and the occult, including related sciences of Tarot, Qabalah, ritual, astrology and divination, and is an acknowledged expert in these fields. He has written more than twenty books on these subjects and is the Director of Studies of Ordo Astri, Hermetic Order of the Star and Snake. He is also a musician, creates his own podcasts and writes and edits the monthly Journal Metamorphosis. His background includes training and working with Mary Long, author and student of Dion Fortune, the late Gareth Knight and Dolores Ashcroft-Nowicki, co-founder of Servants of the Light Association. He was one of the very few persons to complete a five-year course in Applied Qabalah then delivered by the latter group. He was also at one time active in the Neo-Pagan Fellowship of Isis, enjoying a voluminous correspondence with Olivia Robertson, the co-founder. He is a member of the Typhonian Order since over twenty years, and has contributed articles, including a short story within the Lovecraft genre, to Starfire Journal. He continues to teach a number of students around the world and is working on several new book projects.