Paul S dir, pseudonym of Yvon Le Loup (1871-1926), published numerous works on Christian Mysticism and Hermeticism. He first collaborated with several esoteric movements of his time; then, following his meeting with the remarkable Christian teacher and healer Master Philippe of Lyon, he devoted himself to serving Christ. In this service he gave numerous lectures, many of which were collected and published as books. Of S dir's meeting with Master...