Peter W. Singer and Jeffrey Lin

Peter Warren Singer is the director of the 21st Century Defense Initiative at the Brookings Institution and the author of Wired for War: The Robotics Revolution and Conflict in the 21st Century. Jeffrey Lin does research for 21CDI-Brookings.

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Confessions of Moms Around the World

In Europe, mothers get maternity leave, discounted daycare, and flexible working hours.

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How Do Trees Know When It's Spring?

The science behind beautiful seasonal blooming

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