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No one can be right all the time – but it turns out we can get better at judging when we might be wrong.
Knowledge about the accuracy of our knowledge is an ability called metacognition. Requiring self-awareness and introspective judgements, it is used in many everyday decisions, such as those about our social lives, studying or finances. For instance, we might decide to invest in a new venture because it seems promising, but choose not to risk much money because we realise we might be wrong.
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People naturally vary …