Cathleen O’Grady is a freelance science journalist based in Scotland. Her work has appeared in The Atlantic, Hakai, National Geographic and Science, among others. She covers behavioral and life sciences, research integrity and science policy.
Cathleen O’Grady
Contributing writer
From this contributor
Building an autism research registry: Q&A with Tony Charman
A purpose-built database of participants who have shared genomic and behavioral data could give clinical trials a boost, Charman says.
Building an autism research registry: Q&A with Tony Charman
By
Cathleen O’Grady
25 July 2024 | 8 min read
Spectrum 10K consultation report delayed
The U.K.-based genetics study launched the consultation more than a year ago in response to fierce criticism from autistic self-advocates.
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Genetic profiles separate early, late autism diagnoses
Age at diagnosis reflects underlying differences in common genetic variants and developmental trajectories among people with autism.
Genetic profiles separate early, late autism diagnoses
Age at diagnosis reflects underlying differences in common genetic variants and developmental trajectories among people with autism.
By
Natalia Mesa
27 November 2025 | 5 min read
To persist, memories surf molecular waves from thalamus to cortex
During the later stages of learning, the mouse brain progressively activates transcriptional regulators that drive memory consolidation.
To persist, memories surf molecular waves from thalamus to cortex
During the later stages of learning, the mouse brain progressively activates transcriptional regulators that drive memory consolidation.
By
Claudia López Lloreda
26 November 2025 | 4 min read
Sex hormone boosts female rats’ sensitivity to unexpected rewards
During the high-estradiol stages of their estrus cycle, female rats learn faster than they do during other stages—and than male rats overall—thanks to a boost in their dopaminergic response to reward, a new study suggests.
Sex hormone boosts female rats’ sensitivity to unexpected rewards
During the high-estradiol stages of their estrus cycle, female rats learn faster than they do during other stages—and than male rats overall—thanks to a boost in their dopaminergic response to reward, a new study suggests.
By
Angie Voyles Askham
26 November 2025 | 5 min read