In that case, unless you've got an interesting twist in your sense of humor and enjoy the unknown, I'd go with Hey TeacherLADY, for the first go round.
You've got decent information, you care, just be confident and present yourself as if you know what you're talking about. That way, whether you do or not, at least you have conviction, which can lead to all sorts of wonderful things, not the least of which is intimate knowledge of the interior decorations of the dean's office.
That's another story entirely though.