Sensei Riggs' Instructors:

Tang Soo Do Master Roger Bradley and Grandmaster Francisco Conde in the 1970's.

Wado-ryo Master Robert Graham 6th dan TKD, 5th dan Wado-ryu, and President of the Christian Martial Arts Assoc.

Chinese Kenpo Senior Master Instructor Ronald J. Shively 8th dan formerly president of Karate for Christ.

Master Jon Plyler 4th dan of the Lake Norman Tang Soo Do Academy and vice-president of the International Tang Soo Do Alliance.