Dr. Douglas Opel is an assistant professor of pediatrics at the University of Washington School of Medicine. Stephen Morrissey, the interviewer, is the Managing Editor of the Journal. D.J. Opel, J.A. Sonne, and M.M. Mello. Vaccination without Litigation - Addressing Religious Objections to Hospital Influenza-Vaccination Mandates. N Engl J Med 2018;