The Department of History and Sociology of Science at Penn offers a distinctive Ph.D. program focusing on the social, historical, and cultural study of science, medicine, technology, and the environment. Our faculty and student interests span the early modern period to contemporary times, covering regions from around the globe. The city of Philadelphia offers a vibrant range of scholarly resources, including world-class archives, museums, libraries, universities, and learned societies. The Department has trained some of the most successful scholars practicing in the field today; in addition to faculty positions, many of our graduates also go on to successful careers in public history, publishing, policy, and consulting. Our Department is known for its intellectual rigor, innovative scholarship, and strong sense of camaraderie.