Joao Alberto Barreto
Grand Master Joao Alberto Barreto (9th degree red belt in BJJ) is a legendary figure for Jiu Jitsu world wide. Graduated by Helio Gracie himself, Joao Alberto became one of the top competitors of the Gracie Academy in the 1950’s being unbeaten in Vale Tudo matches (the early MMA). Barreto was also part of the Ultimate Fighting Championship as a referee in the early stages of the famous organization.