Geoffrey Cornelius was a consultant astrologer whose scholarship extends to the history and philosophy of the subject. He was a co-founder of the Company of Astrologers, London, and carried out postgraduate research into divination at the University of Kent, where he also taught. His books include The Moment of Astrology- Origins in Divination, Astrology for Beginners with Maggie Hyde and Chris Webster, and with Paul Devereux, The Language of Stars & Planets.