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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‘Overdue’ debate unfurls over neuroimaging method
After a January paper questioned the validity of an approach called lesion network mapping, its users are pressure testing their results.
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Nearly 400 compounds affect behaviors tied to autism-linked genes in zebrafish
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16 April 2026 | 4 min read