Dr. Silvius serves as Senior Professor of Biology and Center Associate for Environmental Ethics in the Center for Bioethics at Cedarville. He has been at Cedarville since 1979. John earned his B.A. from Malone College (1969), a Ph.D. in plant physiology from West Virginia University (1974), and completed postdoctoral experiences in the department of botany and the department of agronomy at the University of Illinois (1974–1976). He also serves as adjunct professor and Cedarville representative at the AuSable Institute of Environmental Studies. Before coming to Cedarville, Dr. Silvius was a plant physiologist for the USDA Agricultural Research Service. He is a member of several professional organizations, including the American Institute of Biological Sciences, Botanical Society of America, Creation Research Society, and Nature Conservancy. Dr. Silvius has been honored as Cedarville's Faculty Member of the Year and also as Faculty Scholar of the Year. His research interests include restoration of prairie and wetland communities, conservation of prairie remnants in southwest Ohio, and inquiry into the origin of the Psilotaceae (whisk ferns). He is an active member of his church, where he serves in the Awana program. He and his wife, Abby, have been married since 1969 and have a son, Brad; a daughter, Melinda; and three grandchildren.