He often uses experiments to examine levels of discrimination in employment and housing as well as the conditions under which racial discrimination occurs. He is editor and contributor to a recent book titled Audit Studies: Behind the Scenes with Theory, Method, and Nuance. His research has been published in top journals such as the American Journal of Sociology, Educational Evaluation and Policy Analysis, Social Forces, Social Science & Medicine, and Sociological Science and has been funded by the National Academy of Education, the Robert Wood Johnson Foundation, the Russell Sage Foundation, and the Spencer Foundation.