Stefan Stenudd is a Swedish 7 dan Aikikai Shihan aikido instructor, member of the Swedish Aikido Grading Committee, former Vice Chairman of the International Aikido Federation and President of the Swedish Budo & Martial Arts Federation.
He is also an author, artist, and historian of ideas. He has published a number of books in Swedish and English, both fiction and non-fiction. Among the latter is an interpretation of the Chinese classic Tao Te Ching, and of the Japanese samurai classic Book of Five Rings by Miyamoto Musashi. His novels explore existential subjects from stoneage drama to science fiction, but lately stay more and more focused on the present. He has also written some plays for the stage and the screen. In the history of ideas he studies the thought patterns of creation myths, as well as Aristotle's Poetics.