Peter H.R. Green is director of the Celiac Disease Center at Columbia University. He is Ivan and Phyllis Seidenberg Professor of Medicine at Columbia University and attending physician at the Columbia University Medical Center (New York-Presbyterian Hospital). He is also co-author of “Celiac Disease: A Hidden Epidemic.”

Peter H.R. Green
Phyllis & Ivan Seidenberg Professor of Medicine, Columbia University
Celiac Disease Center at Columbia University
From this contributor
Going gluten-free unlikely to help most people with autism
The presence of antibodies against a wheat protein may indicate that a child with autism would benefit from a gluten-free diet — but little data support this theory.

Going gluten-free unlikely to help most people with autism
Explore more from The Transmitter
Emotion research has a communication conundrum
In 2025, the words we use to describe emotions matter, but their definitions are controversial. Here, I unpack the different positions in this space and the rationales behind them—and I invite 13 experts to chime in.

Emotion research has a communication conundrum
In 2025, the words we use to describe emotions matter, but their definitions are controversial. Here, I unpack the different positions in this space and the rationales behind them—and I invite 13 experts to chime in.
Autism-linked copy number variants always boost autism likelihood
By contrast, varied doses of the same genes decrease or increase the odds of five other conditions, with distinct biological consequences, two new preprints show.

Autism-linked copy number variants always boost autism likelihood
By contrast, varied doses of the same genes decrease or increase the odds of five other conditions, with distinct biological consequences, two new preprints show.
Everything everywhere all at once: Decision-making signals engage entire brain
The findings, gleaned from the most comprehensive map yet of brain activity during decision-making in mice, show that the process is even more distributed than previously thought.

Everything everywhere all at once: Decision-making signals engage entire brain
The findings, gleaned from the most comprehensive map yet of brain activity during decision-making in mice, show that the process is even more distributed than previously thought.