Rolker Gracie

From OTMWiki

Rolker Gracie, the fourth son of Grand Master Helio Gracie, was a fierce competitor in his early years. Today he resides in Brazil and teaches at the Gracie Jiu-Jitsu Academy in Humaita, Rio de Janeiro along with his brother Royler. He spends a great deal of time traveling around the world teaching seminars at various academies and is a sixth degree black belt.