Psychopathy versus altruism: the neuroscience of caring about others (w/ Abigail Marsh)

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  You're listening to How to Be a Better Human.

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  I'm your host, Chris Duffy.

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  What makes us care about other people?

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  What makes us hurt them?

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  These are really big questions, and they're questions that today's guest, Abigail Marsh,

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  has been studying as a psychologist, as a neuroscientist, and as a professor.

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  By looking at the brains and the behaviors of extraordinary altruists,

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  people who are willing to undergo surgery to give an organ to strangers,

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  to someone who they've never met and will never meet.

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  And then on the other hand, she also looks at psychopathic individuals,

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  people who may struggle to feel empathy for others, who may act violently.

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  By studying this full spectrum of humanity,

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  Abigail is trying to get to the bottom of where empathy comes from.

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  Why do we care for or not care for others?

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  Her interest in what makes people act in such extreme ways,

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  both positive and negative, it started with a terrifying experience in her own life.

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  And here is a clip from her TED Talk where she's talking about it.

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  There's a man out there somewhere who looks a little bit like the actor Idris Elba,

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  or at least he did 20 years ago.

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  I don't know anything else about him,

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