Barry is a full instructor under Jerry Poteet. Sifu Poteet is one of only five individuals selected and privately trained by Bruce Lee.
| Bruce Lee | |
| Bruce Lee modified Wing Chun, fencing and boxing to create Jeet Kune Do. |  |
| Jerry Poteet | |
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Jerry is one of only a few selected and privately trained by Bruce Lee. |
| Barry St. John | |
| Barry is among the few certified by Sifu Poteet.Today he trains a new generation. |  |
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