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Schaie, K. Warner; Willis, Sherry L. – 1985
A major issue concerning adult intellectual development is whether intellectual decline in late adulthood is uniform or ability-specific. Differential patterns of ability decline were analyzed by comparing data on longitudinal age change over the age range from 53 to 81 years from two successive 14-year periods (1956-1970 and 1970-1984). The…
Descriptors: Adult Development, Age Differences, Aging (Individuals), Cognitive Restructuring