Photo: Mark Vives. Guest post from Thomas Nadelhoffer the Grumpy Grappler, an Associate Professor of Philosophy, Psychology, and Neuroscience at College of Charleston (SC). When he’s not enjoying time with his wife and pups in the lovely lowcountry, he’s obsessed with the grappling arts. He has traveled the country and the world as part of his ongoing jiu … Continue reading How To To Humble An Arrogant BJJ Training Partner