IMO:
Emotional age 5. Intellectual age 16 (a bright, curious 16).
He is educated beyond his intellect. He is genuinely intelligent, but less than he claims.
He is good when he goes out to campuses for a speech or a debate, that is his element, but I tried to listen to his radio show and just found him annoying
I like Andrew Klavan better, he has a good voice for radio