" ...By the way, here at Dupont we don't use 'Professor' or 'Doctor.' Everybody is 'Mister' or 'Miz.' Unless you're referring to a medical doctor.
I'm sorry...Mr. Lewin...I didn't know that.
Oh, it's just a harmless bit of reverse snobbery, actually. The idea is, if you're teaching at Dupont, of course you have a doctorate. "

― Tom Wolfe , I am Charlotte Simmons