James S. Bullock

James Steven Bullock is an American astrophysicist and academic administrator. He is the dean of the USC Dornsife College of Letters, Arts and Sciences and holds the Anna H. Bing Dean's Chair, as well as a professorship in the Department of Physics and Astronomy at the University of Southern California. Bullock's research focuses on the formation and evolution of galaxies, the nature of dark matter, and cosmology.