Yes, I kind of gave the research short shrift summarizing it in half a sentence. IIRC, they found quite strong correlations between intolerance for uncertainty and conspiracy thinking.

I'm not sure it conflicts, and likely even correlates well with your view of how people relate to power and truth.

Whatever the root cause is relatively unimportant, until an aspiring authoritarian starts herding those who have trouble with objective reality - creates support for a regime that will constrain the rest of us.