Professor Barbara Herr Harthorn is a cultural, medical, and psychological anthropologist who studies risk and perception, the gendered and raced social production of health inequality, responsible development of new technologies, and public participation in techno-scientific systems. Since 2005, she has served as the Director of an NSF national center, the Center for Nanotechnology in Society at UCSB (CNS-UCSB), as well as a group leader and executive committee member in the NSF/EPA-funded UC Center for Environmental Implications of Nanotechnology (UC CEIN) at UCLA. She holds a courtesy affiliation in the Departments of Sociology and Feminist Studies.

In both CNS-UCSB and UC CEIN Professor Harthorn leads international, interdisciplinary teams of researchers using mixed quantitative and qualitative social science research methods to study risk and perception regarding new technology development among diverse stakeholders in the US and abroad. She was elected to Fellowship in the American Association for the Advancement of Science in 2008.