Today’s Solutions: December 20, 2025

Why do people do good things? Is kindness hard-wired into the brain, or does this tendency arise via experience? Or is goodness some combination of nature and nurture? Dacher Keltner, director of the Berkeley Social Interaction Laboratory, investigates these questions from multiple angles, and often generates results that are both surprising and challenging. In his new book, Born to Be Good: The Science of a Meaningful Life, Keltner weaves together scientific findings with personal narrative

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