Matthias Egeler is a scholar and author whose book *Elves and Fairies: A Short History of the Otherworld* (Yale University Press, 2025) traces the cultural evolution of supernatural beings across European mythologies, exploring how conceptions of elves and fairies reflect shifting ideas of nature, spirituality, and imagination. A professor of Scandinavian and comparative mythology at Ludwig Maximilian University of Munich, Egeler’s research bridges medieval studies, folklore, and religious history. His publications and lectures are noted for their interdisciplinary scope and depth, illuminating the enduring influence of mythic traditions in shaping European literary and cultural identities.