Janna Levin

Janna Levin (born 1967) is a theoretical cosmologist and professor of physics and astronomy at Barnard College of Columbia University, renowned for her work on the topology of the universe and black hole collisions. As an acclaimed author of How the Universe Got Its Spots, A Madman Dreams of Turing Machines, and Black Hole Blues, she brings a rare literary elegance to discussions of spacetime, gravitational waves, and the shape of the cosmos.