Originally Posted by lollipopcurve
Apologists for his poor defensive stats last year are saying Oakland has terrible IF conditions and Minnesota's artificial turf may have been a bit quick for him. It's only 1 year against a backdrop of good numbers, so I'm not real worried about his D.
looking at fangraphs data his poor 2009 defense seems to be due to a large part in a big increase in errors from 16 to 25. this would be consistent with what you state above. if so that is a good thing as it could just be an abberration as opposed to him 'losing it' defensively