Jennifer Welch believes that certain political figures maintain contradictory views because they possess a deep-seated inferiority complex and seek to destroy parts of their identity they do not want

“And in within their inferiority complex, they seek to destroy something they see in themselves that they don't want to address. And I think that's the one thing that Donald Trump has in common with all these other grifters.”

Medical practitioners often resist new scientific evidence because they are emotionally invested in their previous beliefs and existing practices.

“the brain doesn't like to be uncomfortable with conflicting ideas it likes to settle and be lazy with one thought and so it's often the first thing you hear and um so if something comes along that challenges your deeply held views or just what you've happened to heard before there's this internal”

The ability to reduce cognitive dissonance is an evolutionary survival mechanism that enables individuals to resolve psychological discomfort when faced with conflicting beliefs or behaviors.

“cognitive dissonance reduction the ability to reduce dissonance is hardwired precisely because it has survival value in that thing”