Headshot of Peter Hess.

Peter Hess

Former news writer
Spectrum

Peter Hess was a reporter for Spectrum from 2019 to 2023, where he covered cannabinoids, autism prevalence, social hormones and other topics. Before joining Spectrum in 2019, he was associate science editor at Inverse, where he wrote and edited stories for a broad audience on a wide range of scientific topics, including drugs, evolution and environmental science. His work has also appeared in The Washington PostNew ScientistPopular Science and Motherboard. Peter has an M.A. in science journalism from New York University’s Science, Health and Environmental Reporting Program. Find him on Twitter at @PeterNHess.

From this contributor

Explore more from The Transmitter

Illustration of pixelated eye and stacks of paper

Writing science that humans and machines can read

Large language models are now routinely used to search, summarize and synthesize the literature at scales impossible for any individual researcher—yet scientific publishing has not adapted to that reality.

By Rachel Parkinson
15 June 2026 | 7 min read
Mother mouse and her offspring.

Maternity induces lasting gene-expression changes in mouse brains

The findings add to a small but growing body of research on neurological changes linked to pregnancy, birth and parenting.

By Amber Dance
12 June 2026 | 5 min read
Map of socioeconomic opportunity in the United States next to visualizations of functional connectivity and structure in sensory and motor cortices.

IQ’s link to brain structure, function in children may be a mirage

A child’s socioeconomic status, screen time and amount of sleep all show stronger associations with measures of brain structure and function, according to an imaging study of nearly 12,000 9- to 10-year-olds.

By Natalia Mesa
11 June 2026 | 5 min read