Mark Mc Cormack dubbed 'the most powerful man in sport' founded IMG (International Management Group) on a handshake It was the first & is the most successful sports management company in the world becoming a multi-million dollar worldwide corporation whose activities in the business & marketing spheres are so diverse as to defy classification Here Mark Mc Cormack reveals the secret of his success to key business issues such as analysing yourself & others sales negotiation time management decision-making & communication What They Don't Teach You at Harvard Business School fills the gaps between a business school education & the street knowledge that comes from the day-to-day experience of running a business & managing people It shares the business skills techniques & wisdom gleaned from twenty-five years of experience