1. The Dartmouth Institute for Health Policy and Clinical Practice, Geisel School of Medicine, Dartmouth College, Lebanon, New Hampshire
2. Division of Geriatric and Palliative Medicine, Internal Medicine, Institute of Healthcare Policy and Innovation, University of Michigan, Ann Arbor
3. Center for Clinical and Translational Research, Maine Medical Center Research Institute, Scarborough
4. now with Microsoft Artificial Intelligence and Research, Healthcare NeXT, Redmond, Washington