Carrie Arnold


Carrie Arnold is a Virginia-based freelance science journalist who covers many aspects of the living world. She’s a contributing editor at NOVA Next, and has also written for Mosaic, National Geographic, Aeon, Nautilus, Scientific American and Women’s Health. She is also the author of “Decoding Anorexia: How Breakthroughs in Science Offer Hope for Eating Disorders.”

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Nerve fibers from the human graft in mouse brain.

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Illustration of genetic associations.

This paper changed my life: Transformative work in addiction neuroscience

A 2011 Nature study found that loss of a nicotinic receptor subunit leads to increased nicotine intake in mice. The work set the standard for how to functionally validate genetic association study findings in neuroscience.

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