He received his Ph.D. in Sociology from the University of Chicago and was on the faculty at the University of Chicago and Northwestern University before coming to UVA. His research interests include surgical outcomes, diabetes outcomes, health care cost, competition in healthcare markets, healthcare policy, and healthcare organizations. He is currently working on an AHRQ-funded project on how dynamic patterns of glucose lowering therapies affect long-term mortality and cardiovascular outcomes. He is also looking at how blood pressure variability affects micro- and macrovascular outcomes for diabetes patients. He enjoys living in Charlottesville, plays tennis, and loves hiking and biking.