Administrative Appointments
- C.F. Rehnborg Professor in Disease Prevention and Director, Stanford Prevention Research Center (2010
- present)
- Professor of Medicine, Stanford University School of Medicine (2010
- present)
- Professor of Health Research and Policy, Stanford University School of Medicine (2011
- present)
- Professor of Statistics (by courtesy), Stanford University School of Humanities and Sciences (2011
- present)
- Affiliated faculty, Woods Institute for the Environment (2011
- present)
- Member, Stanford Cancer Center (2010
- present)
- Member, Stanford Cardiovascular Institute (2010
- present)
- Professor of Epidemiology (adjunct), Harvard School of Public Health (2010
- present)
- Professor of Medicine (adjunct), Tufts University School of Medicine (2002
- present)
- Professor of Epidemiology and Biostatistics (visiting), Imperial College London (2010
- present)
- Professor and Chairman, Department of Hygiene and Epidemiology, University of Ioannina School of Medicine (on leave 8/2010-) (1999
- present)
- Editor-in-chief, European Journal of Clinical Investigation (2010
- present)