Former Manchester United boss to teach business execs at Harvard Business School . The former manager of the English Premier League champions will be teaching a course on leadership and management in the fall semester. Ferguson retired last May after claiming a 13th English Premier League title with United -- the 49th and final trophy of an illustrious 39-year career in football management . The 72-year-old is the most successful British football of all time winning 49 trophies .
Former Manchester United boss to teach business execs at Harvard Business School . The former manager of the English Premier League champions will be teaching a course on leadership and management in the fall semester. The 72-year-old is the most successful British football of all time winning 49 trophies .