We often think of bias and prejudice as rooted in ignorance. But as psychologist Paul Bloom seeks to show, prejudice is often natural, rational … even moral. The key, says Bloom, is to understand how our own biases work — so we can take control when they go wrong.

We often think of bias and prejudice as rooted in ignorance. But as psychologist Paul Bloom seeks to show, prejudice is often natural, rational … even moral. The key, says Bloom, is to understand how our own biases work — so we can take control when they go wrong.

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