David A. Karp, PhD, is a Professor Emeritus of Sociology at Boston College where he taught for 42 years. He has written or co-authored ten books and more than fifty journal articles and book chapters. His work appears in such periodicals as Symbolic Interaction, Journal of Contemporary Ethnography, Journal of Qualitative Health Research, the Gerontologist, and the International Journal of Aging and Human Development. His work has largely clustered in three areas: urban life and culture, aging, and the study of mental health and illness.