The neurosience of how to hack a human is very interesting.
Repetition works strongly in advertising and propoganda on a large fraction, between a third to two thirds of people by exploiting how the brain operates at a low level. Eventually, 2+2=5 if a person is barraged by these two:
Con-artist is short for confidence artist. It means simply the victim/mark's confidence in his own judgement is his downfall.
The Big Lie is a propaganda technique and logical fallacy. The expression was coined by (that Austrian lad), when he dictated his 1925 book Mein Kampf, about the use of a lie so "colossal" that no one would believe that someone "could have the impudence to distort the truth so infamously".
It's About Emotion, Not Logic.
We need the Fairness Doctrine back in television media.