Episode 137
GCP Episode 137: David "Silverfox" Karchmer
The BJJ Fanatics Podcast · Ryan Ford
November 30, 20161h 34mExplicit
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Show Notes
One of the most experienced and recognized BJJ referees in the United States, Professor Karchmer has reffed well over 3,000 matches in his career. He discusses some of the subtle intricacies of reffing that many competitors may not take into consideration, his opinion on common rules, the elements of a good ref and bias in big tournaments