1. Department of Psychiatry; University of Pennsylvania School of Medicine; Philadelphia Pennsylvania USA
2. Philadelphia Veterans Affairs Medical Center; Philadelphia Pennsylvania USA
3. Avid Radiopharmaceuticals; Philadelphia Pennsylvania USA
4. American Institute of Certified Public Accountants; Ewing New Jersey USA
5. Department of Neurology; University of Pennsylvania School of Medicine; Philadelphia Pennsylvania USA
6. Department of Biostatistics and Epidemiology; University of Pennsylvania School of Medicine; Philadelphia Pennsylvania USA
7. Departments of Medical Ethics and Medicine, PENN-CMU Roybal Center on Behavioral Economics and Health; the LDI Center for Health Incentives, and Alzheimer's Disease Center
8. Department of Medicine; University of Pennsylvania School of Medicine; Philadelphia Pennsylvania USA