Distinguish between situations in which authority can be safely and reasonably trusted

Or maybe they were wrong simply because they were reasoning carelessly from the total body of their evidence.But whatever the reason,they turned out to be wrong and many people who trusted their authority ended up losing lots of money,losing lots of other people's money,on account of that misplaced trust.So while appealing to authority can sometimes provide us with valuable knowledge,it also can sometimes be the cause of monumental errors.It's important to all of us to be able to distinguish
those occasions on which we can safely and reasonably trust authority