Jef (an unusual nickname for Jennifer) is a freelance writer and editor covering the life sciences. She earned her master’s degree from Indiana University in April 2009 studying the mating behavior of seahorses and spent the first 13 years of her career at The Scientist, where she edited features and oversaw the production of the publication’s digital and print magazines. In 2022, her feature on uterus transplantation earned first place in the trade category of the Awards for Excellence in Health Care Journalism. She is a member of the National Association of Science Writers.
Jef Akst
Contributing writer
From this contributor
Protein networks identified in autism-linked genetic deletion
The OTUD7A gene, which may account for some traits in people missing a segment of chromosome 15, appears to interact with several known autism-linked genes.
Protein networks identified in autism-linked genetic deletion
By
Jef Akst
28 February 2023 | 6 min read
Simons Foundation clinical research head Wendy Chung to lead Boston Children’s pediatrics department
Chung, a clinical and molecular geneticist, plans to continue serving as principal investigator of two large research projects involving cohorts of people with autism and related neurodevelopmental conditions.
Simons Foundation clinical research head Wendy Chung to lead Boston Children’s pediatrics department
By
Jef Akst
14 February 2023 | 5 min read
Head motion mars most fMRI results, even after correction
A new measure shows how greatly movement influences associations between traits and brain activity, revealing abundant false positives and false negatives.
Head motion mars most fMRI results, even after correction
By
Jef Akst
30 January 2023 | 6 min read
Explore more from The Transmitter
By
Claudia López Lloreda, Calli McMurray, Natalia Mesa, Madeline Shaw
5 October 2026
11 min read
How Nobel Prize-winning optogenetics has revolutionized neuroscience
The technique has enabled neuroscientists to target brain circuits and cells with unprecedented specificity, transforming the study of memory, interoception, brain disorders and reward, among other domains.
How Nobel Prize-winning optogenetics has revolutionized neuroscience
The technique has enabled neuroscientists to target brain circuits and cells with unprecedented specificity, transforming the study of memory, interoception, brain disorders and reward, among other domains.
By
Claudia López Lloreda, Calli McMurray, Natalia Mesa, Madeline Shaw
5 October 2026 | 11 min read
Is confidence a second thought—or part of the first one?
In some settings, neural circuits may calculate confidence in a decision simultaneously with the choice itself. That changes the types of questions researchers should ask.
Is confidence a second thought—or part of the first one?
In some settings, neural circuits may calculate confidence in a decision simultaneously with the choice itself. That changes the types of questions researchers should ask.
By
Ariel Zylberberg
5 October 2026 | 6 min read
What AI can learn from hunger
To enhance AI safety, take a lesson from biological brains; a small set of wants maintains durable control over a much larger cognitive system.
What AI can learn from hunger
To enhance AI safety, take a lesson from biological brains; a small set of wants maintains durable control over a much larger cognitive system.
By
Anthony Zador
5 October 2026 | 6 min read