There’s an interestingly pernicious version of a selection effect that occurs in epistemology, where people can be led into false claims because when non-believers try to engage with arguments, the unconvinced will drop out at random steps, and past a few steps or so, the believers/evangelists who believe in all the arguments will have a secure-feeling position that the arguments are right, and that people who object to the arguments are (insane/ridiculous/obviously trolling), no matter whether the claim is true:
Rewrote this paragraph to this: