Wendy Freedman

Wendy Freedman is a renowned Canadian-American astronomer who has made significant contributions to the field of astronomy. Her most notable achievement is the measurement of the Hubble constant, a fundamental constant in cosmology that describes the rate at which the universe is expanding. Freedman has held prominent positions, including director of the Carnegie Observatories, with locations in Pasadena, California, and Las Campanas, Chile.

Freedman's research focuses on observational cosmology, with a particular emphasis on understanding the expansion rates of the universe, both currently and in the past. Her work also explores the possibility of missing physics in the standard cosmological model, seeking to refine our understanding of the universe's behavior. Currently, she holds the distinguished position of John & Marion Sullivan University Professor of Astronomy and Astrophysics at the University of Chicago, where she continues to advance our knowledge of the cosmos through her groundbreaking research.