John S. Campbell, M.D., a board-certified family physician and pediatrician, was a practicing physician from 1973 until chronic illness forced his retirement due to disability in 2002. He has had a...view moreJohn S. Campbell, M.D., a board-certified family physician and pediatrician, was a practicing physician from 1973 until chronic illness forced his retirement due to disability in 2002. He has had a career-long research interest in multiple facets of living with chronic illness and disability, and the crises in health-care delivery in the United States. He is co-author with Susan Dahl, M.S. and John DeFrain, Ph.D. of We Cry Out: Living with Developmental Disabilities. Dr. Campbell lives in Lincoln, Nebraska.view less