The Fallacy Fallacy

Have you ever wondered why people believe the moon landing was faked, vaccines secretly poison us, and Mercury in retrograde can ruin your love life? Why does irrationality seem so pervasive? A popular answer, beloved by academics and educators alike, points to fallacies—certain types of arguments that are deeply flawed yet oddly seductive. Because people keep falling for these reasoning traps, they end up believing all sorts of crazy stuff. Still, the theory offers hope: if you memorize the classic fallacies—ad hominem, post hoc, straw man—you will inoculate yourself against them.