Arthur G. Cosby, PhD, is a professor of sociology and director and research fellow at the Social Science Research Center at Mississippi State University, as well as the founding director of the Mississippi Health Policy Research Center. He lives in Starkville, Mississippi. Robert E. Greenberg, MD, is professor emeritus of pediatrics at the University of New Mexico School of Medicine. He has been the chair of pediatrics at both Charles Drew/Martin Luther King Medical Center and the University of New Mexico. He lives in Corrales, New Mexico. Linda Hill Southward, PhD., is a research scientist wi...