Kuk Sool is a comprehensive system of the traditional Korean martial arts; it is not a 'style' of martial art per se. It incorporates aspects of different martial arts, to form a single system known as Kuk Sool founded in 1958 by Kuk Sa Nim In-Hyuk Suh. Recognized in the martial arts community as one of the most effective and comprehensive systems of traditional Korean martial arts in existence today