A lot apparently.
Steve Miller invites Classical Scholars to endorse a letter to POTUS Barak Obama about the name of the country to the north of Greece. As of today 248 scholars have cosigned the letter.
Daniel Tompkins writes another letter Responding to Professor Miller.
Some background on Macedonia naming dispute.
It reminds me of the dispute over the name of the Persian Gulf, which some call the Arabian Gulf
And now see Mary Beard, Was Alexander the Great a Slav? [A don's life, July 03, 2009], and
Andreas Willi, Whose Is Macedonia, Whose Is Alexander? [The Classical Journal Online Forum 2009.07.02 (forthcoming in CJ 105.1)]
Steve Miller's Response to Andreas Willi, "Whose is Macedonia, Whose is Alexander?