1. Sleep and Health Research Program, Department of Psychiatry, University of Arizona College of Medicine – Tucson, Tucson, AZ
2. School of Engineering and Applied Science, University of Pennsylvania, Philadelphia, PA
3. Department of Health Law, Policy and Management, Boston University School of Public Health, Boston MA
4. Behavioral Medicine and Addictions Research Unit, Butler Hospital, Providence RI
5. Department of Psychiatry, Perelman School of Medicine, University of Pennsylvania, Philadelphia, PA
6. Departments of Psychiatry and R&D, Cpl. Michael J. Crescenz VA Medical Center, Philadelphia, PA