Revised edition provides intermediate to advanced techniques including hand, foot, sparring, self-defense, breaking as well as Eight Taegeuk forms that are from the traditional side of Taekwondo. The most popular part of this book is the Nine black belt forms which are required by the World Taekwondo Federation for promotion in ranking. Additional sections include the history, philosophy, and science of Taekwondo, along with an updated schedule of the official competition rules.