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PROFESSOR EXPORES MYSTERIES OF HUMAN
MEMORY
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| By
Grace LeSueur |
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![]() Cindi May Psychology |
Have you ever wondered what time of day your
brain functions
the best? If you ask Cindi May, she will tell you that
adolescents’
and young adults’ cognitive functioning is better during the evening;
by
contrast, older adults’ cognitive functioning is better in the morning. Professor May has been researching the topics
of circadian arousal and rhythmicity for the last 15 years in hopes of
improving cognitive performance and memory.
Circadian rhythms and arousal relates to the internal body
clock that
regulates the 24 hour cycle of biological processes.
To evaluate her theory, she has synchronized
an individual’s ideal time with the time of testing.
She has found that tasks that require careful
rehearsal or planning are performed better at an individual’s peak
time. In addition to circadian arousal, May has been researching
the role of emotional information to understand cognitive deficits among
age groups. Though her research is still
in progress, she believes that memory for perpetual information decreases
with age. May gives the example, “If
you know that orange juice reduces the risk of heart attack, where did
you hear this? Your doctor or an orange juice commercial? |
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Older adults, instead, are better at associating emotional
information (value-based or more meaningful details) to recall memories. When no emotional information was given, older adults
had poor memory. When emotional information
is added, it helps older adults recall the perpetual details.
There are many factors that affect this performance, including:
declining eyesight, brain processing, and hearing. Rick Heldrich, C of C’s undergraduate research director,
speaks about May’s research, "This study is the first finding
to show not only that older adults have better memory for emotional
rather than perpetual details, but also to show that emotional cues
can be successful for triggering perpetual memories," he says.
The ultimate goal of May’s research is to
improve
performance and develop methods of compensation, especially among older
adults. She says if performance can be
improved, older adults will be more self-reliant and independent. “Essentially my goal is to try
to understand the cognitive deficits that occur when we get older and
develop
mechanisms to compensate,” she says. Some
specific
aspects she would like to improve for older adults are: remembering to
take
medication, bettering eyewitness situations, and preventing social
embarrassment. She hopes that her
research will aide in eliminating the practice of ageism.
May would like to maximize life expectancy
with her research findings. When asked
what drives her research, May responds, “A fundamental interest in
aging.” Professor May has been teaching at
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