Headshot of Marion Greenup.

Marion Greenup

Former vice president of administration
Simons Foundation

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.

Explore more from The Transmitter

Research image of proliferating neural cells.

Diverse autism genes derail common developmental pathways

Multiple genetic mouse models initially show delayed cortical development, but the animals’ molecular trajectories diverge within weeks after birth, a new study finds.

By Holly Barker
8 July 2026 | 5 min read
Brain scans showing sex-based activation differences.

Brain’s sex differences are subtle and contradictory, large MRI study finds

Sex-based behavioral differences do not match with variations in brain activation or structure in a study of almost 1,000 people.

By Lauren Schenkman
8 July 2026 | 5 min read
Research image of autism-linked gene PTEN changes in neurons.

A consensus on the definition of profound autism, and more

Here is a roundup of autism-related news and research spotted around the web for the week of 5 July.

By Sarah Thau
7 July 2026 | 2 min read