Seth Ariel Green
Researcher at the Humane and Sustainable Food Lab at Stanford University focused on reducing consumption of meat and animal products; co-author of the meta-analysis and randomized menu-intervention preprint discussed in the episode and author of the newsletter Regression to the Meat.
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Feb 26, 2026 • 1h 12min
Seth Green on why reducing meat consumption is hard and what actually works
Seth Ariel Green, a research scientist at Stanford’s Humane and Sustainable Food Lab and author of Regression to the Meat, discusses his meta-analysis of meat‑reduction studies. He explains why defaults often fail, where they might work, and which interventions show tiny but measurable effects. New ideas, research quality problems, and promising long‑term studies also come up.
Oct 29, 2025 • 31min
Nothing Seems to Work | Science of Activism
Seth Ariel Green is a researcher at Stanford's Humane and Sustainable Food Lab, focused on reducing meat consumption. He discusses the significance of meta-analysis in summarizing diverse studies on meat consumption, revealing only small overall effects from various interventions. Seth highlights that choice architecture yielded the best results, while psychology-based interventions showed inconsistency. He notes the challenges of engaging with animal welfare messaging and reveals intriguing findings from a randomized menu trial on plant-based options. Green emphasizes the need for continued testing in this complex arena.
