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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When autistic kids grow up, Chapter 3: Would there be data?
Tempest McDonald takes a postdoctoral position at Vanderbilt University. Researching her paper accusing the National Institutes of Health of discrimination threatens everything she has built.
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Cousin comparison parses genetic effects in autism
The approach helps reveal whether maternal genes contribute directly to autism in children or have indirect effects on the prenatal environment.
Cousin comparison parses genetic effects in autism
The approach helps reveal whether maternal genes contribute directly to autism in children or have indirect effects on the prenatal environment.
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Single-neuron recordings zoom into ‘blurry map’ of human motor cortex
The motor cortex is organized into an "intermixed jumble of tiles" to generate meaningful movement.
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The motor cortex is organized into an "intermixed jumble of tiles" to generate meaningful movement.
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17 June 2026 | 5 min read