The Baltimore Longitudinal Study of Aging (BLSA) was begun in 1958 to trace the effects of aging in humans and to distinguish between the true effects of aging and those processes, including disease, socioeconomic disadvantage, and lack of educational opportunity, that may appear or become more pronounced with time but are biologically irrelevant…

This paper reports on research that examined longitudinal data on students entering Tennessee Board of Regents institutions of higher education after the implementation of a state-mandated developmental studies program. The program identifies and helps at-risk students to persist in college to graduation. Data analysis is presented from a 1986…