Sir Alex Ferguson is one of those wildly successful leaders who are impossible to imitate. He’s too forceful and volatile for anyone with a more average temperament to copy. In this respect he’s like Steve Jobs or Jamie Dimon. Yes, you can point to their willfulness and determination and focus, all of which are invaluable to leaders in any field.
An exemplary manager who has been consistently successful in a very complex environment like football (soccer fro my US friends...)