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Do Synesthetes Have a General Advantage in Visual Search and Episodic Memory? A Case for Group Studies

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  • Nicolas Rothen
  • Beat Meier

Abstract

Background: Some studies, most of them case-reports, suggest that synesthetes have an advantage in visual search and episodic memory tasks. The goal of this study was to examine this hypothesis in a group study. Methodology/Principal Findings: In the present study, we tested thirteen grapheme-color synesthetes and we compared their performance on a visual search task and a memory test to an age-, handedness-, education-, and gender-matched control group. The results showed no significant group differences (all relevant ps>.50). For the visual search task effect sizes indicated a small advantage for synesthetes (Cohen's d between .19 and .32). No such advantage was found for episodic memory (Cohen's d

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  • Nicolas Rothen & Beat Meier, 2009. "Do Synesthetes Have a General Advantage in Visual Search and Episodic Memory? A Case for Group Studies," PLOS ONE, Public Library of Science, vol. 4(4), pages 1-9, April.
    • Handle: RePEc:plo:pone00:0005037
    DOI: 10.1371/journal.pone.0005037
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