1. Dr. Matthew J. Smith is with the School of Social Work, University of Michigan, Ann Arbor (email: ), and with the Department of Psychiatry and Behavioral Sciences, Feinberg School of Medicine, Northwestern University, Chicago, where Dr. Justin D. Smith, Dr. Fleming, Dr. Jordan, and Dr. Brown are affiliated. Ms. Humm and Dr. Olsen are with SIMmersion, L.L.C., Columbia, Maryland. Dr. Bell is with the Department of Psychiatry, Yale University School of Medicine, West Haven, Connecticut.