Dr. Freese is a professor of sociology at Stanford University. Previously, he was the Ethel and John Lindgren Professor of Sociology and Faculty Fellow of the Institute for Policy Research at Northwestern University. He received his Ph.D. from Indiana University in 2000, and was a member of the faculty at the University of Wisconsin-Madison until 2006. His research is on the interaction among biological, psychological, and social levels of analysis, especially in the context of technological or policy change. His work has been published in American Sociological Review, American Journal of Sociology, Social Psychology Quarterly, Journal of Health and Social Behavior, and Demography. He has co-authored a book on regression models for categorical outcomes. He is currently a Principal Investigator of Time-sharing Experiments in the Social Sciences (TESS), an NSF initiative to promote survey experiments in social science and policy research.