Professor of Physics and Astronomy; Chair, Department of Physics and Astronomy
Astronomer and astronomy educator whose research focuses on colliding galaxies, starburst galaxies, and the star formation history of the universe. He is an associate at the Department of Astrophysics and Hayden Planetarium at the American Museum of Natural History and co-authored 'One Universe: At Home in the Cosmos' with Neil deGrasse Tyson.