Introduction: The “BishopBjj.com 2012 World Jiu Jitsu Case Study” is the largest Brazilian jiu-jitsu competition study ever conducted. It includes a collection of over 1,224 different metrics, and was completed using uniform data collection and reporting methods. Details: The study collected data during the 2012 World Jiu-Jitsu Championships using the following criterion… 90 black belt … Continue reading »