Helen Pearson is a science writer based in New York City.
Helen Pearson
Freelance writer
Simons Foundation
From this contributor
Father’s advanced age feeds autism risk
Are older fathers more likely to have children with autism? A series of epidemiological studies is giving credence to the idea, suggesting that, with age, sperm may accumulate damage that increases risk in the next generation.
Sense of ‘self’ impaired in autism
People with autism struggle to see their own role in social situations. That's the conclusion from the first study to scan individualsʼ brains while they interact with another person - a technique that could lead to a diagnostic tool.
Explore more from The Transmitter
Not playing around: Why neuroscience needs toy models
Amid the rise of billion-parameter models, I argue that toy models, with just a few neurons, remain essential—and may be all neuroscience needs.
Not playing around: Why neuroscience needs toy models
Amid the rise of billion-parameter models, I argue that toy models, with just a few neurons, remain essential—and may be all neuroscience needs.
By
Marcus Ghosh
22 December 2025 | 6 min read
Psychedelics research in rodents has a behavior problem
Simple behavioral assays—originally validated as drug-screening tools—fall short in studies that aim to unpack the psychedelic mechanism of action, so some behavioral neuroscientists are developing more nuanced tasks.
Psychedelics research in rodents has a behavior problem
Simple behavioral assays—originally validated as drug-screening tools—fall short in studies that aim to unpack the psychedelic mechanism of action, so some behavioral neuroscientists are developing more nuanced tasks.
By
Calli McMurray
19 December 2025 | 8 min read
New organoid atlas unveils four neurodevelopmental signatures
The comprehensive resource details data on microcephaly, polymicrogyria, epilepsy and intellectual disability from 352 people.
New organoid atlas unveils four neurodevelopmental signatures
The comprehensive resource details data on microcephaly, polymicrogyria, epilepsy and intellectual disability from 352 people.
By
Diana Kwon
17 December 2025 | 4 min read