Nick 'Tamandua' Salles is a Brazilian jiu-jitsu black belt under Mikey Musumeci and co-founder of Movement Art Academy, a Philadelphia-area gym he runs with Danny Maira. He has competed professionally on tours including AJP and Who's Number One, and has produced instructional series such as the Movement Art Passing System and Modern 50/50 Fundamentals for BJJ Fanatics, teaching a movement-based approach to modern guard and passing.