As you saw in this thread, to the lunatic fringe left wing extremists on this board, a centrist is typically labeled a Rumsfeldian Neo-Con. Of course, by comparison to glynch, Batman Jones, MacBeth, andymoon, Woofer, rimrocker, et al, it is all relative.
Just for the record Howard Dean is in second place with Delegates. That doesn't mean he shouldn't pull out, but Edwards isn't ahead of him.