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Orthographic and phonological contributions to flanker effects
Christophe Cauchi1,2, Bernard Lété1, Jonathan Grainger3,4
1Laboratoire d'Étude des Mécanismes Cognitifs (EA 3082), Lyon 2 University, Lyon, France.
Attention, Perception & Psychophysics
|June 5, 2020
Summary
Phonology does not influence flanker effects in visual word recognition tasks. Orthographic overlap, not sound, primarily drives these effects, unlike in masked priming.
Area of Science:
- Cognitive Psychology
- Psycholinguistics
- Neuroscience
Background:
- The flanker task is used to study visual word recognition.
- Pseudohomophone priming typically demonstrates automatic phonological processing.
Purpose of the Study:
- To investigate whether phonology contributes to flanker effects in the flanker task.
- To determine if orthographic or phonological factors drive flanker relatedness effects.
Main Methods:
- Experiment 1: Implemented a flanker task with pseudohomophone, orthographic control, and unrelated flankers.
- Experiment 2: Used a masked priming paradigm with the same stimuli to compare with Experiment 1.
Main Results:
- In the flanker task, both pseudohomophone and orthographic control flankers improved performance, with no significant difference between them.
- Masked priming showed the typical effect: pseudohomophones led to faster responses than orthographic controls.
- Flanker relatedness effects appear driven by orthographic overlap, not phonology.
Conclusions:
- Phonology does not contribute to flanker effects in the flanker task.
- Orthographic overlap is the primary driver of flanker relatedness effects.
- Findings contrast with the role of phonology in masked priming paradigms.
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