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.

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Illustration of rolling dice.

Grant review needs reform. How about we add an element of chance?

A process that uses a lottery system saves time, reduces strategic resubmission and accepts that, above a quality threshold, luck has always played a part in science funding.

By Adrien Peyrache
25 September 2026 | 6 min read
Research diagram of gene expression.

Fly neurons carry molecular signatures of their origins

The pattern of transcription factors a Drosophila neuron expresses offers clues to its lineage and birth order—and ultimately how neural circuits emerge.

By Alissa de Chassey
25 September 2026 | 5 min read
Cortical organoids from the anterior (green) or posterior (red) cortex.

Polarized cortical organoids mimic the brain’s regional organization

The organoids show region-specific gene-expression changes that match those observed during fetal development.

By Holly Barker
24 September 2026 | 4 min read