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.
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Mitochondrial ‘landscape’ shifts across human brain
Evolutionarily newer regions sport mitochondria with a higher capacity for energy production than older regions, according to the first detailed map of the organelles in a tissue slice, adding to mounting evidence that the brain features a metabolic gradient.
Mitochondrial ‘landscape’ shifts across human brain
Evolutionarily newer regions sport mitochondria with a higher capacity for energy production than older regions, according to the first detailed map of the organelles in a tissue slice, adding to mounting evidence that the brain features a metabolic gradient.
By
Claudia López Lloreda
25 April 2025 | 6 min read
Expediting clinical trials for profound autism: Q&A with Matthew State
Aligning Research to Impact Autism, a new initiative funded by the Sergey Brin Family Foundation, wants to bring basic science discoveries to the clinic faster.
Expediting clinical trials for profound autism: Q&A with Matthew State
Aligning Research to Impact Autism, a new initiative funded by the Sergey Brin Family Foundation, wants to bring basic science discoveries to the clinic faster.
By
Lauren Schenkman
24 April 2025 | 8 min read
This paper changed my life: Shane Liddelow on two papers that upended astrocyte research
A game-changing cell culture method developed in Ben Barres’ lab completely transformed the way we study astrocytes and helped me build a career studying their reactive substates.
This paper changed my life: Shane Liddelow on two papers that upended astrocyte research
A game-changing cell culture method developed in Ben Barres’ lab completely transformed the way we study astrocytes and helped me build a career studying their reactive substates.
By
Shane Liddelow
23 April 2025 | 6 min read