Set piece coaches: Here's every club to use them, why they work - and why TWO unlikely clubs have provided so many

Austin MacPhee will join up with Scotland for the first time.

Watch a Premier League game these days, and there’s a fair chance that at some point you will get a lingering shot of a set piece coach sitting in the dugout whenever their team wins a potentially vital corner or free kick.

Compared with more generalised roles, the specific job of set piece coach is relatively new, but has been around long enough to suggest it may be here to stay.