Age effects on explicit and implicit memory

It is well documented that explicit memory (e.g., recognition) declines with age. In contrast, many argue that implicit memory (e.g., priming) is preserved in healthy aging. For example, priming on tasks such as perceptual identification is often not statistically different in groups of young and ol...

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Main Authors: Emma eWard, Chris eBerry, David eShanks
Format: Article
Language:English
Published: Frontiers Media S.A. 2013-09-01
Series:Frontiers in Psychology
Subjects:
Online Access:http://journal.frontiersin.org/Journal/10.3389/fpsyg.2013.00639/full
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author Emma eWard
Chris eBerry
David eShanks
author_facet Emma eWard
Chris eBerry
David eShanks
author_sort Emma eWard
collection DOAJ
description It is well documented that explicit memory (e.g., recognition) declines with age. In contrast, many argue that implicit memory (e.g., priming) is preserved in healthy aging. For example, priming on tasks such as perceptual identification is often not statistically different in groups of young and older adults. Such observations are commonly taken as evidence for distinct explicit and implicit learning/memory systems. In this article we discuss several lines of evidence that challenge this view. We describe how patterns of differential age-related decline may arise from differences in the ways in which the two forms of memory are commonly measured, and review recent research suggesting that under improved measurement methods, implicit memory is not age-invariant. Formal computational models are of considerable utility in revealing the nature of underlying systems. We report the results of applying single and multiple-systems models to data on age effects in implicit and explicit memory. Model comparison clearly favours the single-system view. Implications for the memory systems debate are discussed.
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spelling doaj.art-253c47833ffd498c9e7facb1b3b869ce2022-12-21T18:33:27ZengFrontiers Media S.A.Frontiers in Psychology1664-10782013-09-01410.3389/fpsyg.2013.0063958790Age effects on explicit and implicit memoryEmma eWard0Chris eBerry1David eShanks2Middlesex UniversityPlymouth UniversityUniversity College LondonIt is well documented that explicit memory (e.g., recognition) declines with age. In contrast, many argue that implicit memory (e.g., priming) is preserved in healthy aging. For example, priming on tasks such as perceptual identification is often not statistically different in groups of young and older adults. Such observations are commonly taken as evidence for distinct explicit and implicit learning/memory systems. In this article we discuss several lines of evidence that challenge this view. We describe how patterns of differential age-related decline may arise from differences in the ways in which the two forms of memory are commonly measured, and review recent research suggesting that under improved measurement methods, implicit memory is not age-invariant. Formal computational models are of considerable utility in revealing the nature of underlying systems. We report the results of applying single and multiple-systems models to data on age effects in implicit and explicit memory. Model comparison clearly favours the single-system view. Implications for the memory systems debate are discussed.http://journal.frontiersin.org/Journal/10.3389/fpsyg.2013.00639/fullAgingprimingrecognitionImplicit Memorymodels of memory
spellingShingle Emma eWard
Chris eBerry
David eShanks
Age effects on explicit and implicit memory
Frontiers in Psychology
Aging
priming
recognition
Implicit Memory
models of memory
title Age effects on explicit and implicit memory
title_full Age effects on explicit and implicit memory
title_fullStr Age effects on explicit and implicit memory
title_full_unstemmed Age effects on explicit and implicit memory
title_short Age effects on explicit and implicit memory
title_sort age effects on explicit and implicit memory
topic Aging
priming
recognition
Implicit Memory
models of memory
url http://journal.frontiersin.org/Journal/10.3389/fpsyg.2013.00639/full
work_keys_str_mv AT emmaeward ageeffectsonexplicitandimplicitmemory
AT chriseberry ageeffectsonexplicitandimplicitmemory
AT davideshanks ageeffectsonexplicitandimplicitmemory