Dr. Catherine Badgley is Professor in the Department of Ecology and Evolutionary Biology and the current Director of the Residential College at the University of Michigan. In the Residential College, Catherine is head of the Science Program and for many years has been faculty advisor to the academic minor in Science, Technology, and Society. Her research focuses on the history of global biodiversity and includes extensive studies of ecosystem changes over geologic time, biogeography of modern mammals, and sustainable agriculture. She lives on an organic farm near Chelsea, Michigan.