Leah Shaffer is a freelance science writer based in St. Louis, Missouri. Her stories have appeared in publications such as Wired, The Atlantic, Discover, NOVA Next and UnDark. She writes about biology, medicine and the weird critters inside and outside the human body.
Leah Shaffer
Freelance writer
From this contributor
Supplements, worms and stool: How families are trying to game the gut to treat autism traits
Scientists are playing catch-up as microbiome-based treatments for autism proliferate.
Supplements, worms and stool: How families are trying to game the gut to treat autism traits
By
Leah Shaffer
26 June 2019 | 16 min read
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Dendrites help neuroscientists see the forest for the trees
Dendritic arbors provide just the right scale to study how individual neurons reciprocally interact with their broader circuitry—and are our best bet to bridge cellular and systems neuroscience.
Dendrites help neuroscientists see the forest for the trees
Dendritic arbors provide just the right scale to study how individual neurons reciprocally interact with their broader circuitry—and are our best bet to bridge cellular and systems neuroscience.
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Justin O’Hare
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Two primate centers drop ‘primate’ from their name
The Washington and Tulane National Biomedical Research Centers—formerly called National Primate Research Centers—say they made the change to better reflect the breadth of research performed at the centers.
Two primate centers drop ‘primate’ from their name
The Washington and Tulane National Biomedical Research Centers—formerly called National Primate Research Centers—say they made the change to better reflect the breadth of research performed at the centers.
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Calli McMurray
26 February 2026 | 5 min read
Post-infection immune conflict alters fetal development in some male mice
The immune conflict between dam and fetus could help explain sex differences in neurodevelopmental conditions.
Post-infection immune conflict alters fetal development in some male mice
The immune conflict between dam and fetus could help explain sex differences in neurodevelopmental conditions.
By
Viviane Callier
26 February 2026 | 5 min read