Elected officials, for example, cannot readily admit that some policy or program that they advocated, perhaps with great fanfare, has turned out badly, without risking their whole careers. Similarly for leaders of various causes and movements. Even intellectuals or academics with tenure stand to lose prestige and suffer embarrassment when their notions turn out to be counterproductive. Others who think of themselves as supporters of things that will help the less fortunate would find it painful to confront evidence that they have in fact made the less fortunate worse off than before. In other
...more