Professor Sean Ruiz is a Carlson Gracie 1st Degree Black Belt in Brazilian Jiu Jitsu. Sean Ruiz began training Jiu-Jitsu in 1998 and received his black belt under Carlson Gracie in 2013. He is a current member of the Carlson Gracie Competition Team and an instructor at Carlson Gracie, Temecula.  Sean is known for his Leg Locks,