Word: wagnerism
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Dates: during 1990-1999
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...asked what the brain was doing differently during experiences which were remembered," Wagner says. "The scan showed greater activation in the left frontal and left temporal region when people paid attention to the semantic meaning of words...
...studies are quite complimentary," Wagner says. "What we've jointly demonstrated is that both the frontal and medial temporal regions determine memory. But the specific structures employed depend upon the content and the approach to learning...
...possibility is to use this to test older adults to see if small changes [in these regions] are predictive of memory loss," Wagner says. "Once we have that, early diagnosis and early treatment [of Alzheimer's] are possible...
...general, Wagner's technique poses new questions about the aging process in healthy, normal adults. Although older adults can obviously remember new experiences, there is some impairment of how much is remembered...
...There's some imaging data suggesting that during learning they tend not to recruit [the same areas as younger adults,]" Wagner says. "Is this a strategic shift? If not, what can we do to recruit those areas...