Defensive Misplays and the Sox that excel at them

Defensive Runs show how good a player is at preventing runs. But there's more than that that goes into fielding. What about mistake-free plays?

You would think that preventing runs and mistake-free plays go hand in hand, but not quite.

In the Fielding Bible Vol. II in which I received today, Bill James has unveiled publicly what I feel is a revolutionary statistic: Defensive Misplays.

is it any accident they're aggressive about playing Ellsbury, acquired Kotsay, resigned Lowell and brought Bay in?