<p>Science journalist Lydia Denworth discusses groundbreaking research on the evolution, biology, and power of friendship. </p>

Science journalist Lydia Denworth discusses groundbreaking research on the evolution, biology, and power of friendship.

<p>Science journalist Lydia Denworth discusses groundbreaking research on the evolution, biology, and power of friendship.&nbsp;</p>

The Science and Necessity of Friendship

The Open Mind is a thoughtful excursion into the world of ideas across media, politics, technology, the arts and all realms of civic life.

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