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Writer & editor · Berkeley

Science, mind, and the stories we tell ourselves.

I spent more than a decade at Nautilus commissioning and writing stories at the intersection of science, philosophy, and culture. My first book, with Mark Shelhamer, asks what it would actually take to send people to Mars.

Cover of Are We Ready for Mars?

Johns Hopkins University Press · October 13, 2026

Are We Ready for Mars?

Mark Shelhamer with Brian Gallagher

What it will actually take to send people to Mars — and bring them home. Biomedical engineer Mark Shelhamer and I look past the launch footage to the bodies, minds, and machines that would have to survive the trip.

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Scientists, in their own words

Sense DataBy Brian Gallagher

A newsletter

On ideas and culture

Articles on how we see, what we believe, and the cultural weather those two things make. Launching from Berkeley.

sensedata.org