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In defense of a modular architecture for the number-processing system: reply to Campbell and Clark
S M Sokol1, R Goodman-Schulman, M McCloskey
1Massachusetts General Hospital, Boston.
Journal of Experimental Psychology. General
|March 1, 1989
Summary
This study defends a modular model of cognitive number processing against an alternative nonmodular view. Findings suggest the modular framework remains valid, offering specific interpretations for empirical data.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Psycholinguistics
Background:
- A modular model of cognitive number processing and calculation systems has been previously developed.
- Campbell and Clark (1988) challenged this model, proposing a nonmodular encoding-complex view.
- The challenge questioned the modular functional architecture and single internal numerical representation assumption.
Purpose of the Study:
- To address criticisms of the modular model of number processing.
- To evaluate the evidence presented by Campbell and Clark.
- To defend the modular framework against the proposed nonmodular alternative.
Main Methods:
- Re-analysis of empirical results cited by Campbell and Clark.
- Argumentation based on theoretical consistency and empirical support.
- Critique of the underspecified nature of the encoding-complex view.
Main Results:
- Several results presented as counter-evidence are consistent with the modular model.
- Remaining results raise issues but do not invalidate the modular framework.
- The encoding-complex view is deemed underspecified and unconstrained.
Conclusions:
- The modular model of cognitive number processing remains a viable framework.
- The modular architecture and internal representation assumptions are defended.
- The proposed nonmodular alternative lacks sufficient specificity to be empirically useful.
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