Young Masters - Meet our instructors



Robert Knuth - Martial Arts Instructor



John Zymali - Little Ninjas Instructor

John is a 3rd degree black belt in Tae Kwon Do and an Instructor since 2006.  He is currently the Director and Instructor of the Little Ninja’s program and the Junior Leadership Group.  In the summer of 2015, John began the "DRIVE"  classes designed to provide fitness training for children aged 9 to 14.  His background includes extensive experience in youth martial arts programs as well as training in Judo and Budo Bujinkan Taijitsu.  He supplements his martial arts training with high intensity interval training and is pursuing certification to become a personal trainer.

An MCC honors graduate, John is working towards his career as an independent filmmaker; he produced promo videos for McHenry County College, Young Masters Martial Arts and other local businesses in the McHenry County area.

In 2014 John won state wide film competitions for his work in the Illinois region and will be attending Columbia College in Chicago for his degree in film directing. John finds himself enjoying his hobbies in art and Japanese culture and has been studying the Japanese language since 2009. He wishes to travel to Japan in the near future.


Amy Zymali - Little Ninjas Instructor



John Dughi - Martial Arts Instructor

John began training at the age of 13 and has competed at the state, regional and national level in Judo, Tae kwon Do and Karate.  After receiving his first black belt in Tae Kwon Do from Grand Master Young Hong, he was one of Grandmaster Hong’s senior instructors for over 25 years. John is currently a Seventh Degree black belt in Tae Kwon Do and holds black belts in several other styles of martial arts. In addition to teaching Tae Kwon Do and Judo classes John conducts black belt training, provides group and individual self-defense classes and seminars.  He also conducts specialized seminars for Seniors using the cane as a weapon of self-defense.

In 2015 John was recognized by the Northwest herald as an “everyday Hero” for his years of working towards empowering the youth of McHenry County.


Bob Gaffaney - Martial Arts Instructor








Allison Deputy

Allison has over 23 years of experience in Yang Style Tai Chi. She conducts classes and workshops across the northwest suburbs of Chicago, specializing in Yang Style 12-Step and 108-Step Forms. She also trains instructors for Chair Tai Chi and Water Tai Chi. When she is not teaching or giving workshops, Allison loves to write. She has published poetry and short fiction and is currently working on a new novel series. Ask about her instructional DVDs in her Monday and Saturday classes in Woodstock. Favorite quote: "Follow your heart and live well"

Bob Horrell


Bob Horrell has been a MoonWillow Tai Chi student and practitioner for over 14 years, and is an active MoonWillow certified instructor. Bob teaches both the Short (12-Step) and Long (108-Step) Forms, and currently teaches the Wednesday Intermediate class at Young Masters in Woodstock. In addition to Tai Chi, Bob and his wife Maureen love traveling, gourmet cooking and theater hopping. Favorite quote: (from Shakespeare's Hamlet) "This above all: to thine own self be true."