Douglas completed his seminar at his Team HQ: Tonicao Jiu Jitsu. See below for info on this icon and pionner of Jiu Jitsu in Floripa. http://www.aucklandbjj.com/2013/06/antonio-claudio-collares-tonicao-jiu.html Douglas hometown is  Floripa (nickname for Florianópolis) where he trained BJJ before migrating to New Zealand.