For example, "numinous" as understood by Otto was a frequently quoted concept in the writings of Carl Jung, and C. S. Lewis. The notion of the numinous and the "wholly Other" were also central to the religious studies of the ethnologist Mircea Eliade. "Mysterium tremendum", another phrase coined by Otto to describe the numinous, is presented by Aldous Huxley in "The Doors of Perception" in this way: In a book-length scholarly treatment of the subject in fantasy literature, Chris Brawley devotes chapters to the concept in "The Rime of the Ancient Mariner" by Samuel Taylor Coleridge, in "Phantastes" by George Macdonald, in the "Chronicles of Narnia" by C.S. Lewis and "The Lord of the Rings" by J.R.R. Tolkien, and in work by Algernon Blackwood and Ursula Le Guin (e.g., "The Centaur" and "Buffalo Gals, Won't You Come Out Tonight," respectively). The neuroscientist Christof Koch has described awe from experiences such as entering a cathedral, saying he gets "a feeling of luminosity out of the numinous," though he does not hold the Catholic religious beliefs with which he was raised. Psychologist Susan Blackmore describes both mystical experiences and psychedelic experiences as numinous. In 2009, the Czech psychiatrist Stanislav Grof re-released his 1975 book "Realms of the Human Unconscious" under the title "LSD: Doorway to the Numinous: The Groundbreaking Psychedelic Research into Realms of the Human Unconscious". In his 2018 book "How to Change Your Mind", the journalist Michael Pollan describes his experience trying the powerful psychedelic substance 5-MeO-DMT, including the following reflection on his experience of ego dissolution: