Stephen F. Kaufman is the author of the best selling book, Musashi's Book of Five Rings: The Definitive Interpretation of Miyamoto Musashi's Classic Book of Strategy, Sun Tzu's Art of War, and The Shogun Scrolls. Acknowledged as the true founding father of American Karate, he has been elected to the title and rank of Hanshi, 10th Dan, the highest and most prestigious rank in the martial arts world. Mr. Kaufman lives in New York City but travels extensively holding seminars and teaching the principles for personal and professional excellence through the use of bushido.