>>59033522Because most of the them fall deeply in the spectre of an authoritarian personality. So the information is just a confirmation of their upbringing bias. So when someone contradict it, their defense mechanism is deny it, downplay or flat out refuse it. The best example are the religious weirdos, that hold views that oppose what their own religions said.
But don't take me at my word and read about it, there is a basic text called "The Authoritarians" by Altemeyer in which he lays down his data and conclusions.