Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes

Most current theories regarding the development of synesthesia focus on cross-modal neural connections and genetic underpinnings, but recent evidence has revitalized the potential role of associative learning. In the present study, we compared synesthetes’ and controls’ ability to explicitly learn s...

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Main Authors: Kaitlyn R. Bankieris, Richard N. Aslin
Format: Article
Language:English
Published: SAGE Publishing 2016-09-01
Series:i-Perception
Online Access:https://doi.org/10.1177/2041669516658488
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author Kaitlyn R. Bankieris
Richard N. Aslin
author_facet Kaitlyn R. Bankieris
Richard N. Aslin
author_sort Kaitlyn R. Bankieris
collection DOAJ
description Most current theories regarding the development of synesthesia focus on cross-modal neural connections and genetic underpinnings, but recent evidence has revitalized the potential role of associative learning. In the present study, we compared synesthetes’ and controls’ ability to explicitly learn shape-color pairings. Using a continuous measure of accuracy and multiple testing blocks, we found that synesthetes learned these pairings faster than controls. In a delayed retest, synesthetes outperformed controls, demonstrating enhanced long-term memory for shape–color associations. Following this retest, participants learned shuffled associations, and we found little evidence for group differences in subsequent learning ability. Overall, our findings support the hypothesis that synesthetes have exceptional associative learning abilities and further specify that this advantage pertains to the initial learning rate and long-term retention of associations.
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spelling doaj.art-7d050538a96f466ab1c1501101c07d212022-12-22T01:15:29ZengSAGE Publishingi-Perception2041-66952016-09-01710.1177/2041669516658488Explicit Associative Learning and Memory in Synesthetes and NonsynesthetesKaitlyn R. BankierisRichard N. AslinMost current theories regarding the development of synesthesia focus on cross-modal neural connections and genetic underpinnings, but recent evidence has revitalized the potential role of associative learning. In the present study, we compared synesthetes’ and controls’ ability to explicitly learn shape-color pairings. Using a continuous measure of accuracy and multiple testing blocks, we found that synesthetes learned these pairings faster than controls. In a delayed retest, synesthetes outperformed controls, demonstrating enhanced long-term memory for shape–color associations. Following this retest, participants learned shuffled associations, and we found little evidence for group differences in subsequent learning ability. Overall, our findings support the hypothesis that synesthetes have exceptional associative learning abilities and further specify that this advantage pertains to the initial learning rate and long-term retention of associations.https://doi.org/10.1177/2041669516658488
spellingShingle Kaitlyn R. Bankieris
Richard N. Aslin
Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes
i-Perception
title Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes
title_full Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes
title_fullStr Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes
title_full_unstemmed Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes
title_short Explicit Associative Learning and Memory in Synesthetes and Nonsynesthetes
title_sort explicit associative learning and memory in synesthetes and nonsynesthetes
url https://doi.org/10.1177/2041669516658488
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