Authors Pa-Kua Chang and Yen Te-hwa share their expertise in describing the Chinese art of Pa Kua Chang. Also known as Ba Gua Zhang, Pa Kua is considered an internal method with devastating and effective martial arts techniques with empty hands and weapons. In this text, Lee covers basic footwork, palm maneuvers, weapons and the history of Pa Kua Chang, while Yen covers the 33 Methods of Pa Kua for Self Defense.