Jaclyn Jeffrey-Wilensky

Data Reporter

Jaclyn Jeffrey-Wilensky analyzes data and writes data-driven news stories for Spectrum.

Prior to joining the Spectrum team, she covered health, science and general news for the Daily Beast, NBC News MACH, Gothamist and other publications. She has an M.A. from the Craig Newmark Graduate School of Journalism at the City University of New York, where she studied data journalism and health and science reporting.

From this contributor

Explore more from The Transmitter

Research image of fibroblasts creating a seal that separates the blood vessels in the choroid plexus from the rest of the brain.

Newly identified barrier cells seal off choroid plexus from CSF, rest of brain

A long-overlooked layer of fibroblasts exists inside the choroid plexus of mice and humans, adding complexity to the area’s compartmentalization.

By Claudia López Lloreda
3 April 2026 | 4 min read
Digital model of a fly next to a digital model of a nematode.

‘Digital sphinx’ raises questions about connectome models

The sphinx, with a worm’s brain and a fly’s body, illustrates the potential pitfalls of using deep-learning techniques to model biological processes.

By Natalia Mesa
2 April 2026 | 5 min read
Astrocytes in a mouse brain.

Taking a closer look at astrocytes and autism

These glial cells are increasingly linked to neurodevelopmental conditions and the regulation of social behaviors and anxiety.

By The Transmitter
2 April 2026 | 2 min read