Muzosa Instructors


Jeff Christian
Head Instructor

Jeff began training in 1983 under Stephen Hayes and then in 1986 began studying under Larry Turner and Kevin Schneider. He received his godan (5th degree black belt) in 1993 and began teaching in NYC in 1994, when he started Muzosa with Tim Brown. Jeff received his ju-godan (15th degree black belt) in 2009. He was awarded the rank of yushu shihan in 2016.






Naim Brown
Senior Instructor

Naim began training in 2001 and passed his godan test (5th degree black belt) in 2014. He lives in Harlem and teaches Muzosa classes in the Bronx.


Alex Phinn
Senior Instructor

Alex began training at Muzosa in 2005, and passed his godan test (5th degree black belt) in 2014. A graduate of the Pratt Institute, Alex teaches Muzosa classes in Brooklyn.


Edwin Sostre
Senior Instructor

Edwin began training in 1983 under various instructors before training regularly under Billy Shearer in Atlanta, Georgia in 2000. Edwin moved to New York and later joined Muzosa in 2005, and was promoted to yondan in 2010. He’s currently living and teaching in the Pittsburgh area.


Erin Williams
Senior Instructor

Erin began training in the Bujinkan in 2004 under John Negron and Michael Cullen before coming to Muzosa in 2005. She was promoted to sandan (3rd degree black belt) in 2012.

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