As of my last update, Gwion Raven is an author known primarily for his work on topics related to modern Paganism, witchcraft, and magic. He is recognized within the Pagan community for his contributions to the understanding and practice of magical traditions. Raven may have written books or articles offering insights into ritual practices, spells, and the philosophy behind magical work. It is important to verify the latest information on authors like Gion Raven as new writers emerge and gain recognition in their respective fields over time.