Why are some areas considered hotbeds of talent when it comes to producing players? And where are they?
We looked across Europe to see which were the most — and least — productive regions in terms of producing professional players.
Q: How did you do that?
A: First, to give us a base from which to work, we plotted the birthplace of every footballer from 18 European leagues. The data are based on the second half of the 2017-18 season, i.e. once the January transfer window closed.
We knew this approach would not be perfect, as not everyone grows up and learns his football in the place he was…