Not only is Popper a boxing instructor, but he’s also an up-and-coming fighter himself. In fact, the 6’4,” 240lb heavyweight is slated to fight in the Ring Masters Tournament semi-finals on March 3, 2023. According to Popper’s biography on the Bredwinner’s website, he is a “lifelong athlete and a full-time coach.” “For Josh, boxing isn’t just about teaching you to move in the ring but teaching you how to move throughout life.”