Kwan Jung Nim Tina is the Head Instructor at Dynamic Self Defence. Ma’am Tina is a Certified 5th Degree Black Belt in Hapkido and a Certified Hapkido Instructor through the International Hapkido Alliance (IHA) and the Australian Hapkido Group (AHG) under Grandmaster Geoff J Booth (9th Degree and Founder of Kwan Nyom Hapkido, the IHA, and the AHG).

Ma’am Tina has over 21 years of Hapkido experience and successfully completed the IHA Instructor Program in 2005.

Grandmaster Geoff J. Booth has been teaching Martial Arts for more than 35 years. He has achieved the rank of 9th Degree Black Belt in Hapkido, as well as recognition as one of the foremost practitioners of Hapkido in Australia.

Grandmaster Geoff has built a traditional dojang where respect and honour are taught, however, if you attend any of his seminars in Australia or overseas, you will discover his unique teaching style that is a mix of solid techniques that work served up with Australian humour and quick wit.

Grandmaster Geoff Booth is the highest ranked non-Korean Hapkidoist in Australia and is the Founder and Head Instructor of the International Hapkido Alliance (IHA) and the Australian Hapkido Group (AHG).