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Avi Loeb, portrait

Avi Loeb

Education & Learning

Avi Loeb is an Israeli-American theoretical physicist at Harvard University whose work spans astrophysics, cosmology, and controversial proposals about extraterrestrial technology.

Biography

Abraham “Avi” Loeb is an Israeli-American theoretical physicist born in 1962 who works on astrophysics and cosmology. He is the Frank B. Baird Jr. Professor of Science at Harvard University, where he chaired the Department of Astronomy from 2011 to 2020 and founded the Black Hole Initiative in 2016.

Loeb is a fellow of the American Academy of Arts and Sciences, the American Physical Society, and the International Academy of Astronautics. In 2015, he was appointed science theory director for the Breakthrough Initiatives. His popular science books include Extraterrestrial (2021) and Interstellar (2023). He has proposed that ʻOumuamua and other objects could represent alien technology, claims that have been widely rejected by the scientific community.

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Books by Avi Loeb