1. Associate Professor, Department of Psychiatry and Behavioral Sciences, Johns Hopkins University School of Medicine; Director, Chronic Pain Treatment Programs, Johns Hopkins Medical Institutions; Associate Medical Director, Addiction Treatment Services, Johns Hopkins Bayview Medical Center, Baltimore, Maryland
2. Assistant Professor, Department of Psychiatry and Behavioral Sciences; Associate Medical Director, Addiction Treatment Services, Johns Hopkins Bayview Medical Center, Baltimore, Maryland
3. Professor of Medical Psychology and Psychiatry, Department of Psychiatry and Behavioral Science, Johns Hopkins University School of Medicine, Baltimore, Maryland