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
Autism and anxiety insights; and more
Here is a roundup of autism-related news and research spotted around the web for the week of 15 September.
Autism and anxiety insights; and more
Here is a roundup of autism-related news and research spotted around the web for the week of 15 September.
By
Jill Adams
16 September 2025 | 2 min read
First nerve-net connectome shows how evolutionarily ancient nervous system coordinates movement
The map of a comb jelly’s aboral nerve net, which helps the animal orient and position itself within the water column, reveals a unique system for sensing the world and coordinating movement.
First nerve-net connectome shows how evolutionarily ancient nervous system coordinates movement
The map of a comb jelly’s aboral nerve net, which helps the animal orient and position itself within the water column, reveals a unique system for sensing the world and coordinating movement.
By
Siddhant Pusdekar
16 September 2025 | 0 min watch
International scientific collaboration is more necessary—yet more challenging—than ever
These partnerships accelerate neuroscience by enabling researchers to share resources and expertise, as well as generate more relevant and reproducible results. But new federal funding restrictions in the United States are putting such collaborations in jeopardy.
International scientific collaboration is more necessary—yet more challenging—than ever
These partnerships accelerate neuroscience by enabling researchers to share resources and expertise, as well as generate more relevant and reproducible results. But new federal funding restrictions in the United States are putting such collaborations in jeopardy.
By
Lucina Q. Uddin
15 September 2025 | 6 min listen