The mild-mannered but frank Spanish coach has transformed the Hornets with the kind of intensive coaching once employed by the Manchester United boss
It is common knowledge in Spanish football that few clubs develop more talented young footballers than Villarreal.
What is less well-known is that this small, working-class town on the eastern shores of the Mediterranean is also a breeding ground for talented young coaches.
Javi Gracia is one such example.
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The man currently making a mockery of the Premier League formbook with Watford began his coaching career at Villarreal, in 2004.