1. Faculty Librarian, Health Sciences Library System; University of Pittsburgh; Pittsburgh Pennsylvania USA
2. Leo H. Creep Chair of Patient Care, Professor of Medicine, Chief, Section of Palliative Care and Medical Ethics, Director, Institute for Doctor-Patient Communication, Medical Director, UPMC Palliative and Supportive Institute; University of Pittsburgh School of Medicine; Pittsburgh Pennsylvania USA
3. Staff Radiologist, Department of Radiology; University of Pittsburgh Medical Centre; Pittsburgh Pennsylvania USA