David Spergel

David Spergel is the Charles Young Professor of Astronomy on the Class of 1897 Foundation and Chair of the Department of Astrophysics at Princeton University. He is renowned for his contributions to the Wilkinson Microwave Anisotropy Probe (WMAP) project, which played a crucial role in determining the age and composition of the universe. Currently, he serves as co-chair of NASA's Astrophysics Focused Telescope Assets (AFTA) science team, which aims to explore the nature of dark energy and directly image planets around nearby stars.