University of Chicago - Booth School of Business, University of Pennsylvania, University of California, San Francisco (UCSF), University of Pennsylvania, University of Pennsylvania and University of Pennsylvania - Perelman School of Medicine, Department of Medicine

Seattle Children's Hospital, West Virginia University - Department of Philosophy, Mitchell Hamline School of Law, Johns Hopkins University - Berman Institute of Bioethics, Duke University - School of Medicine, University of Washington - School of Medicine, Independent, University of Wisconsin - Milwaukee, Wayne State University, Independent, Independent, Yale University, Independent, Rutgers University, New Brunswick - Robert Wood Johnson Medical School, Wayne State University, Department of Internal Medicine (Pulmonary, Critical Care & Sleep Medicine), Yale School of Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Medicine, Harvard University - Harvard Medical School and University of Pittsburgh

University of Pennsylvania - Perelman School of Medicine, Department of Medicine, University of Pennsylvania - Perelman School of Medicine, Palliative and Advanced Illness Research Center, University of Pennsylvania - Perelman School of Medicine, Palliative and Advanced Illness Research Center, University of Pennsylvania - Perelman School of Medicine, Palliative and Advanced Illness Research Center, Northwestern University - Feinberg School of Medicine, Department of Preventive Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Psychiatry, University of Pennsylvania - Perelman School of Medicine, Department of Psychiatry, Northwestern University - Feinberg School of Medicine, Department of Preventive Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Medicine, University of Pennsylvania - Perelman School of Medicine, Palliative and Advanced Illness Research Center, University of Pennsylvania - Perelman School of Medicine, Department of Medicine, University of Pennsylvania - Perelman School of Medicine, Department of Medical Ethics and Health Policy and University of Pennsylvania - Perelman School of Medicine, Palliative and Advanced Illness Research Center

Northeastern University - School of Law; Northeastern University - Bouvé College of Health Sciences, University of Pennsylvania - Perelman School of Medicine, Department of Medicine and University of Pennsylvania - Perelman School of Medicine, Department of Medicine