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
Explore more from The Transmitter
Among brain changes studied in autism, spotlight shifts to subcortex
The striatum and thalamus are more likely than the cerebral cortex to express autism variants or bear transcriptional changes, two unpublished studies find.
Among brain changes studied in autism, spotlight shifts to subcortex
The striatum and thalamus are more likely than the cerebral cortex to express autism variants or bear transcriptional changes, two unpublished studies find.
By
Holly Barker
11 December 2025 | 5 min read
What is the future of organoid and assembloid regulation?
Four experts weigh in on how to establish ethical guardrails for research on the 3D neuron clusters as these models become ever more complex.
What is the future of organoid and assembloid regulation?
Four experts weigh in on how to establish ethical guardrails for research on the 3D neuron clusters as these models become ever more complex.
By
Claudia López Lloreda
10 December 2025 | 7 min read
Insights on suicidality and autism; and more
Here is a roundup of autism-related news and research spotted around the web for the week of 8 December.
Insights on suicidality and autism; and more
Here is a roundup of autism-related news and research spotted around the web for the week of 8 December.
By
Jill Adams
9 December 2025 | 2 min read