While most former NBA ballers stay in the sport, bring out clothing lines or get mad at their portrayals in ‘The Last Dance,’ John has become a respected organisational psychologist, best-selling New York Times author and CEO of Amaechi Performance Systems. The former Orlando Magic and Utah Jazz center took to the world of business in his size 14 stride and now partners with organisations to help leaders move from being transactional to transformational. He focuses on improving performance, solving intractable people problems and creates thriving workplaces despite the challenges and disruption of the modern world.