Scientific Jiu-Jitsu: A Unified Theory of Grappling Book by Will Weisser Keith Owen - Qin Na Hand Rolling

- Qin Na Hand Rolling Saber

covering foundational techniques

designing real self-defense scenarios

The book compliments the Training Mission Four DVD

Detailed breakdown of Kumite kata① to ⑥

Scientific Jiu-Jitsu: A Unified Theory of Grappling Book by Will Weisser Keith Owen - Qin Na Hand RollingUnlock the Secrets of Jiu Jitsu: A Revolutionary Guide to Mastering Grappling Through Science and Biomechanics Scientific Jiu Jitsu A Unified Theory of Grappling offers a groundbreaking approach to understanding and mastering the art of Brazilian jiu jitsu. This book delves into the science behind grappling, presenting a unified theory that connects every technique, movement, and strategy to the fundamental principle of increasing relative strength.