He is a member of the Institute for Work and Employment Research at MIT; and also a research Fellow at the Wharton Financial Institutions Center and at the Center for Human Resources at the Wharton School. His research primarily focuses on the sociological aspects of work and employment. He is particularly interested in examining how social and organizational processes influence employment outcomes over time, and he tackles these questions by examining different empirical settings with unique longitudinal datasets, at both the individual and organizational level.