This is high-level conceptual jiu-jitsu from a true jiu-jitsu genuis. Tim Peterson from Robot Fight Fitness in LA explains the interplay between the principles of "Extension", "Rotation", "Torque" and "Slack" in a jiu-jitsu context. Not to be missed!
Conceptual Jiu Jitsu at its Finest
Learn some advanced BJJ principles by watching this video seminar by an excellent black belt.