Under Master Kevin Sogor, 4th dan Hapkido. Official site of the International Hapkido USA school. Includes history, instructor profile, schedule, classes and related links. Based in Chicago, Illinois.
Under Grandmaster K.S. Hyun, 9th dan Hapkido. Affiliated with Dae Han (Hap) KIDOHAE, Seoul, Korea. Includes master profile, staff, history, schools and gallery. Based in Chicago, Illinois.
Under senior master instructor Michael Augsburger, 7th dan Hapkido. Affiliated with the World Chung Do Mu Sool Won Association. Includes description, schedules, self defense programs, seminars, pictures and vocabulary. Based in Northern Illinois University, Dekalb, Illinois.
