Stephen E. Flowers (who also writes as Edred Thorsson) received his Ph.D. in Germanic Languages and Medieval Studies in 1984. He is the world's foremost expert on esoteric, or radical, runology, and the founder of the Rune-Gild. His recent books include ALU: An Advanced Guide to Operative Runology (Weiser, 2012) and Icelandic Magic: Practical Secrets of the Northern Grimoires (Inner Traditions, 2016). He lives outside Austin, Texas with his wife, Crystal.