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Dr. Allan Spradling

Staff Scientist, Emeritus Director

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Dr. Allan Spradling - HHMI

Staff Scientist, Emeritus Director
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Observatory Staff
Dr. Allan Spradling

Staff Scientist, Emeritus Director

Allan Spradling and his team focus on the biology of reproduction, particularly oogenesis — the process of egg formation.

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Breaking News
June 18, 2025

10 Iconic Photographs of Vera Rubin

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June 17, 2025

Inside Mercury: What Experimental Geophysics Is Revealing About Our Strangest Planet

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June 17, 2025

Things Named After Carnegie Astronomer Vera Rubin
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I feel passionately about the power of nonprofits to bolster healthy communities.

- Jo Ann Eder , Astronomer and Alumna

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Postdoctoral alumna Jo Ann Eder is committed to making the world a better place by supporting organizations, like Carnegie, that create and foster STEM learning opportunities for all.
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