Chris Nelson

Christopher B. Nelson is the director of the Coalition against Typhoid at the Sabin Vaccine Institute. Before joining Sabin, he worked as a consultant in global health, with a focus on international organizations and new vaccine introduction.

Chris Nelson: This week

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A Time-Lapse of Alaska's Northern Lights

The beauty of aurora borealis, as seen from America's last frontier

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What Do You Wish You Learned in College?

Ivy League academics reveal their undergrad regrets

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Famous Movies, Reimagined

From Apocalypse Now to The Lord of the Rings, this clever video puts a new spin on Hollywood's greatest hits.

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What Is a City?

Cities are like nothing else on Earth.

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CrossFit Versus Yoga: Choose a Side

How a workout becomes a social identity

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In Online Dating, Everyone's a Little Bit Racist

The co-founder of OKCupid shares findings from his analysis of millions of users' data.

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