If your study of taekwondo is ready for a leap forward intellectually, here you have a four-volume set that covers every form from all forms of taekwondo. The original shorin ryu forms are shown as learned from the U. S. Chief Instructor Jerry Gould since 1970. The Soobahkdo/Tangsoodo versions that relate more closely to the modern forms as learned through research with many instructors in both Asia and America, the ITF forms of General Choi as learned...