Knox Sensei is an experienced martial arts instructor. He began his martial art studies in 1997. After training for a couple of years, he purchased his first dojo in 2001. The dojo operated for six years, until April, 2006.
He began studying Nishio Ryu Iaido at FEMA dojo in 2007.
The Nishikaze Aikido Society of America granted Carl authorization to instruct in Nishio Ryu.