Considers relationships of dialectical thinking to formal operational thought; general conceptions of cognitive structure to understanding thinking across specific domains; motivational and cognitive competence factors in adult reasoning; and contextualistic and dialectical conceptions of social intelligence. Outlines structural-developmental…

Introduces five papers by presenting a rationale for examining personality and social factors in relation to intellectual aging. Argues that identification of links between personality, social, and cognitive factors may be useful for explaining and predicting variations in the course of intellectual aging. Recommends collaboration among…

The results of this study highlight the cognitive intellectual aspect of the speed of behavior. These findings supplement Hunt's studies of the relationships between speed of cognitive processing and performance of young adults on conventional tests, and emphasize the importance of cognitive speed for subsequent intellectual development. (Author)

Investigates differences between adolescents and older adults in their explanations of linguistic metaphors. Adults displayed a synthesizing, integrative perspective, while adolescents displayed an analytic perspective in their explanation of metaphors. (Author/SS)

Two studies examined modifiability in intellectual functioning in older adults. The fluid-crystallized theory provided a theory base for the research. (Fluid intelligence follows a normative decline through adulthood, while crystallized intelligence remains stable or even increases.) In the first study thirty subjects (average age 69.2)…

The recent phenomenon of the "returning adult" to colleges has raised concern regarding two implications: age decline in intellectual ability and loss due to lack of practice. Literature indicates slight impairment of the problem-solving function until the years of advanced age. The degree of impairment is related to factors of educational…