Marion Greenup joined the Simons Foundation in 2007 as senior vice president of administration and provided support for The Transmitter since its inception. She has a Master of Public Health from Columbia University and a Master of Arts in Education in Early Childhood Development from Tulane University. Previous positions included administrative roles at the NYU Child Study Center, Columbia University Health Sciences, and the Department of Pediatrics. She also served as senior vice president of education and health promotion at the March of Dimes.
Marion Greenup
Former vice president of administration
Simons Foundation
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Purkinje cells evolved to have increasingly complex architecture
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Making waves: Sleep-like brain activity in awake mice lowers sleep need, boosts memory
Alternating on/off firing patterns don’t just characterize deep, slow-wave sleep, they drive some of its restorative benefits, new findings suggest.
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Is our intelligence rooted in how living organisms are organized?
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Is our intelligence rooted in how living organisms are organized?
Kathryn Nave explains how a concept called constraint closure may be fundamental to understanding brains, minds and cognition.
By
Paul Middlebrooks
15 July 2026 | 1 min read