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.”
Carrie Arnold
From this contributor
Weighing up autism’s obesity crisis
Autism’s underlying biology, associated behaviors and treatments can all put people on the spectrum at serious risk for obesity.
Rare form of autism shows unique pattern of regression
More than 40 percent of children with Phelan-McDermid syndrome lose skills they once had, beginning, on average, at age 6.
Rare form of autism shows unique pattern of regression
By
Carrie Arnold
24 May 2017 | 3 min read
The innovators: How families launch their own autism studies
Some parents are starting ‘N-of-1’ studies for autism, but their efforts don’t always get taken seriously.
The innovators: How families launch their own autism studies
By
Carrie Arnold
28 September 2016 | 20 min read
The invisible link between autism and anorexia
Autism and anorexia may seem to have nothing in common, but below the surface, the two conditions are startlingly similar—and sometimes affect the same person.
The invisible link between autism and anorexia
By
Carrie Arnold
17 February 2016 | 18 min read
Explore more from The Transmitter
Future remains uncertain for U.S. federal funding of behavioral, cognitive science
The National Science Foundation did not include any solicitations for its social, behavioral and economic sciences directorate in its latest round of funding opportunities, nor replace any outgoing program officers—which poses an existential threat for the program, says nonprofit executive Wendy Naus.
Future remains uncertain for U.S. federal funding of behavioral, cognitive science
The National Science Foundation did not include any solicitations for its social, behavioral and economic sciences directorate in its latest round of funding opportunities, nor replace any outgoing program officers—which poses an existential threat for the program, says nonprofit executive Wendy Naus.
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Calli McMurray
26 August 2026 | 5 min read
How energy determines where proteins are produced in neurons
Tatjana Tchumatchenko explains how mathematical modeling elucidates whether ion-channel proteins are produced locally in the soma or in the dendrites.
How energy determines where proteins are produced in neurons
Tatjana Tchumatchenko explains how mathematical modeling elucidates whether ion-channel proteins are produced locally in the soma or in the dendrites.
By
Gaute Einevoll
26 August 2026 | 104 min listen
Wouldn’t you like to know? A mouse would
Mice seek information for curiosity’s sake—and their desire for knowledge versus a payout is represented distinctly in the brain, new findings suggest.
Wouldn’t you like to know? A mouse would
Mice seek information for curiosity’s sake—and their desire for knowledge versus a payout is represented distinctly in the brain, new findings suggest.
By
Sarah Thau
26 August 2026 | 5 min read