John Mack was the Divisional President for the Cardiac Surgery division at one of the largest medical device companies in the world—Medtronic. John knows that great leadership skills are formed through following the path of great leaders; and through his mentors he picked up a slew of tips for success. It was these learned skills that brought him through long nights during mergers and acquisitions, leading new projects, and ultimately paving the path to his successful career today. In t...