Street and personal protection: Jeet Kune Do (JKD) - Empty Hand Combat. Filipino Martial Arts (FMA) - Blunt and Edged Weaponry. Brazilian Jiu Jitsu (BJJ) - Ground Fighting Gary Herman is a certified Full Instructor in JKD/FMA under Paul Vunak's Progressive Fighting Systems, training since 1992. 3rd Degree Black Belt in BJJ under Gracie Representative Megaton Dias, training since 1995. Involved in the martial arts since 1986. Group, Private and Seminar Instruction available. more... See more text