Very recently, Tom Haudricourt of the Milwaukee Journal-Sentinel tweeted the following:
At this point, it seems that almost everything surrounding Zack Greinke will lead back to his social anxiety disorder. But over the past three or four years, Greinke has overcome his anxiety issues to become one of the best pitchers in the game.
Until I see any reason to believe that his social anxiety disorder is impacting his performance on the field, I will not be mentioning it in this space. And that’s all I have to say on the matter.