Bong Soo Han has always been the go to man for Hapkido. He studied authentic Hapkido in Korea under the founder Choi Yong Soo in the 1950's. This book, one of the classics from Ohara, Black Belt's vast library of titles, is now available once again. Han teaches basics and advanced techniques to his readers, plus his background and his history. This is a one of a kind must have book by the master of Hapkido.