There is a big difference between doubting official knowledge and doubting knowledge that is justified because it claims to be official. People who have difficulty discerning the difference between these two statements will have difficulty recognizing reason from prejudice. Most people are poor critical thinkers.
Most people are poor critical thinkers and do not distinguish between what they’ve heard and what they say.
“In economics, the majority is always wrong.”
― John Kenneth Galbraith, economist