Mario Sperry will be conducting a seminar at The Dudu Barros Jiu Jitsu Academy in Akron, Ohio on April 27, 2008. For details on registering please visit www.dudubarrosjj.com. Professor Sperry is a former Pride fighter and multi-time National Champion in Brazilian Jiu Jitsu. In addition, he is three time World Champion in Brazilian Jiu-jitsu as well as 3 time Abu Dhabi champion. He is one of the co-founders of The Brazilian Top Team, and former instructor of current UFC Heavy Weight Champion Antonio Rodrigo Nogueira.