A 10th degree black belt in Tae Kwon Do, awared by the AibuJitsu Ryu Federation. Began practicing martial arts at the age of five, studying Judo and Boxing.
Over the years has studied many styles with many instructors. In the early 1980's, began training with Grandmaster Man Hee Han. During this
time with GM Han; was part of the first group awarded the title of Master and Instructor in the Youn Wha Ryu style of Tae Kwon Do. In addition, Grandmaster
Hamann has studied Combat Hapkido, Aiki JuJutsu, Oknawa Kobudo, Kendo, Vo Lam Vietnam (kung fu), Judo and Boxing, achieving Black belts is most of
these styles. Certified and a Master Instuctor by The World Youn Wha Association, The International Combat Hapkido Federation, The Aibu-jitsu
Federation and The U.S. Combat Martial Arts Association, and is also a liscened as an instructor by The International Police Tactics Institute, and by NAPMA,
as a Cardio Karate instructor.
In 2001, inducted into the World Head of Family Sokeship Council Hall of Fame as Master Instructor of the Year, in 2005, Budo International Magazine
Hall of Fame as Master Instructor of the Year, in 2006, Action Martial Arts Magazine Hall of Fame for Excellence in Teaching the Martial Arts, in 2014, and again
in 2017, The USA Martial Arts Hall of Fame as Multi-Discipline Master of the Year, in 2018, The USA Martial Arts Hall of Fame recognized him with the Pioneer/Living
Memberships in The Aibu Jitsu Ryu Federation, The Society of Black Belts of America, The International Conmbat Hapkido Fereration, The World Youn
Wha Ryu Association, The U.S. Combat Martial Arts Association, Canemasters International, The International Karate Kobudo Federation, The National Associationof Professional
Martial Artists, The World Hapkido Federation, The World Ki-Do Federation, The Veitnam Original Kung Fu International Association and The Law Enforcement Martial Arts Association
Aibu-Jitsu-Ryu International is a martial art federation headed by Shodai George Brock and Soke Jim Brock, headquartered in Waco, TX.ck, headquartered in Waco, TX.
- 10th Degree (Tae Kwon Do)
- 7th Degree (Defensive Hapkido)
- 3rd Degree (Aiki JuJutsu)
- 3rd Degree (Kendo)
- 1st Degree (Okinawa Kobudo)