Aging and Memory

摘要: This article first summarizes the current state of art regarding research on how five different memory systems change as a function age. These are procedural memory, perceptual representation system, semantic working and episodic memory. Working and, especially, most affected by increasing The second part deals with two types data that have been used basis for theorizing about aging cross-sectional longitudinal data. Most collected so far in this field It is claimed such say very little individual development adulthood old variance due to cohort differences rather than third large variability performance population. has conceived population homogeneous group typically just means standard deviations whole reported. Recent research, however, demonstrated there much important information be gained when considering subgroups age group. Three suggested one possibility. three groups decliners, average, maintainers. Future will demonstrate whether other subdivisions more appropriate.