His research interests are interdisciplinary in nature, drawing on fields such as philosophy of science, technology, and medicine; bioethics; food studies; ethics of emerging technologies, and science and technology policy. Conceptually, his research explores the relationships between three sets of issues: (1) the role of values in science, technology, and medicine; (2) the epistemic implications of the social organization of research, and (3) ethics and policy. He has explored these relationships primarily in the areas of biomedical research and agricultural biotechnology.