Fox News host Tucker Carlson doubled down on mocking Jill Biden on his show, labeling her as ’illiterate’ while slamming her doctoral dissertation. Carlson took off from the WSJ op-ed last week encouraging Biden not to use the ’Dr.’ title as a non-medical doctor. ’Dr. Jill needs reading glasses. Either that or she’s borderline illiterate’, Carlson said talking about the dissertation.