Great Parndon Community Centre Abercrombie Way Harlow CM18 6YJ Training Times Saturdays Children 9.30am - 10.30am Adults 10.30am - 12 noon Contact number 07970 528320 About Sensei Dave Amber 6th Dan Sensei Dave Amber has studied Goju Ryu karate for more than 20 years under Sensei George Andrews. Sensei Dave’s approach to teaching Goju Ryu is that the student should do their best and that their best will improve with practice. His friendly and encouraging approach has helped a great many students over the years. As with all OTGKA instructors, Sensei Dave believes that whilst tradition is at the heart of his karate, it is also an effective self defence.