Bielsa 's poor English was said to be a factor in him not replacing Garry Monk in Wales .
Bielsa has been taking lessons and is also seen as a potential successor to Roberto Martinez at Everton .
Bielsa 's poor English was said to be a factor in him not replacing Garry Monk in Wales but he has been taking lessons and is also seen as a potential successor to Roberto Martinez at Everton .