The Right likes to think that intellectuals and academics like Allan Bloom and Dinesh D'Souza spurred the explosive growth of movement conservatism in the 1980s and 1990s, when it was actually mostly Rush Limbaugh.
Vaccines don't cause autism. Vaccines, instead, prevent disease. Vaccines have wiped out a score of formerly deadly childhood diseases. Vaccine skepticism has helped to bring some of those diseases back from near extinction.
Because TED is for, and by, unbelievably rich people, they tiptoe around questions of the justness of a society that rewards TED attendees so much for what usually amounts to a series of lucky breaks.
'Simplifying' the tax code is a priority mainly for people who make enough money to want to avoid paying taxes, and who make their money by means unorthodox enough to make avoiding taxes possible and desirable.
Conservatives don't want to read good, smart books. They mostly want to read Fox and talk radio hosts writing about presidents.
Is there something psychologically wrong with David Gregory? No, besides the usual superhuman vanity of a television professional. He is just not a great host of a news talk show!