David works on issues in genetics, disability, reproduction, and research ethics. Before joining the University in 2007, he was a research scholar at the Institute for Philosophy and Public Policy at the University of Maryland. He has held research fellowships at Harvard and NYU, and received research support from the National Institutes of Health, the Centers for Disease Control and Prevention, and the National Science Foundation.
Among many other publications, he co-authored Disability, Difference, Discrimination with Anita Silvers and Mary Mahowald and co-edited Quality of Life and Human Difference: Genetic Testing, Health-Care, and Disability.