Intraindividual variability (IIV) in cognitive speed, or moment-to-moment changes in ability, is a developmental phenomenon indicative of neurological integrity that increases gradually across adulthood. Past research has shown that IIV negatively covaries with cognitive performance, in which higher IIV at one occasion is associated with poorer…

Formulates a model for viewing the transitions and losses of the aging process as opportunities for growth and self-enhancement. Reviews major categories of social-psychological transition events. Summarizes social-psychological resources that aging individuals bring to these events and discusses three processes of adaptation to transition…

These three papers are from a symposium on individual learning issues. "A Quantitative Examination of the Feelings and Cognitive Processes of a Group of Adults Undertaking a Tertiary HRD [Human Resource Development] Program" (Bryan W. Smith) examines mental and emotional states of adults in a tertiary HRD learning situation by using stimulated…

The aim of this study was to investigate the strategies leading to test item responses in 60 young (20-25 years) and 60 middle-aged (35-40 years) adults, whose highest level of education had been either secondary, technical or university. Subjects were individually administered a 12 item test similar to Raven's Progressive Matrices, and were…

A study conceptualized bases for learning in workplaces, examining reciprocity between how individuals are afforded access to workplace activities and guidance and how workers elect to engage in what they are offered. These reciprocal bases for thinking, acting, and learning are called "co-participation at work." The contributions that…