Thanks go to Travis (from the Clearer Thinking team) for coauthoring this with me. This is a cross-post from Clearer Thinking. How can you tell who is a valid expert, and who is full of B.S.? On almost any topic of importance you can find a mix of valid experts (who are giving you reliable information) and false but confident-seeming "experts" (who are giving you misinformation). To make matters even more confusing, sometimes the fake experts even have very impressive credentials, and ev...