Dr Ed Coughlan: Either get with the times like Dublin or get left behind

The Dublin players are living, breathing examples of what any player can become when trained and coached by an informed, up-to-date commander-in-chief, writes Dr Ed Coughlan.

For decades in sport, the most common new addition to what a team or athlete does each season was heavily influenced by what the champions did to win the previous year — as if to suggest that all you have to do is copy them and you’ll achieve the same success.

Often that can lead people on a wild goose chase.