Age changes in categorization and conceptual styles were studied using an object-sorting task in 276 subjects representing seven age groups. Significant age effects were found in the analysis of variance for four of six measures; there were no significant sex or interaction effects. (Author)

Young (N=18) and older (N=18) adults participated in a vocabulary task involving varying degrees of risk with a payoff structure that varied either directly or inversely with risk. In contrast to prior research using constant payoff structures, results did not indicate that older adults are more cautious than young adults. (Author)

Older persons are more likely to get physical checkups and overutilize the health care system for minor complaints, but are little different from the younger in underutilization for conditions which should receive a doctor's attention. There is a need to help the elderly sort out symptoms requiring attention. (Author)

This study compared the MMPI profiles of law offenders (N=362) at different ages to examine personality changes associated with aging and to assess certain clinically derived impressions about patterns of personality disturbance in older vs. younger offenders. The greater the age difference between groups, the larger were the personality…