Remember these when the "news" media holds someone up as an authority or expert in their attempt to make you go along with the program, whatever that program may be.
"Make three correct guesses consecutively and you will establish a reputation as an expert." — Laurence J. Peter
“Weinberg's Corollary: An expert is someone who avoids the small mistakes while sweeping on to the grand fallacy.”
“An expert is a man who has made all the mistakes, which can be made, in a very narrow field." — Niels Bohr (1885-1962)" — [Quoted in A.L. Mackay, _The Harvest of a Quiet Eye_]
“An expert is someone who knows more and more about less and less until they know nearly everything about next to nothing." — Norman Dann, Ph.D Soc. Sci.