When he was manager of Sunderland, Howard Wilkinson once summoned his players to a meeting and told them they were going to watch a video of the greatest team there had ever been. The players wondered who they would watch, what great team would they see. Wilkinson, instead, showed them a video of geese flying in a V formation. I interviewed Wilkinson many years ago and asked him about that story. It was true, he said and explained why he did it and, more importantly, why he was mocked for it. “There’s a culture among footballers that it doesn’t do…