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Joey Boretski talks to Greg Souders, BJJ black belt & founder of Standard Jiu-Jitsu - well-known for his approach to grappling, based on the Ecological branch of psychology, also known as Ecological Dynamics.
By Jordan Preisinger4.9
6060 ratings
Joey Boretski talks to Greg Souders, BJJ black belt & founder of Standard Jiu-Jitsu - well-known for his approach to grappling, based on the Ecological branch of psychology, also known as Ecological Dynamics.