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Related Experiment Video

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How to Create and Use Binocular Rivalry

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Using continual flash suppression to investigate cognitive aftereffects.

David E Huber¹

¹Department of Psychological and Brain Sciences, University of Massachusetts, Amherst, Tobin Hall, 135 Hicks Way, Amherst, MA 01003, United States.

Consciousness and Cognition

|May 13, 2015

Summary

A simulation shows continual flash suppression (CFS) can explain negative word processing differences. This technique may help study cognitive aftereffects without conscious bias.

Keywords:

Cognitive aftereffects Continual flash suppression Habituation Negative valence Priming Reading

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Area of Science:

Cognitive Psychology
Neuroscience
Computational Modeling

Background:

Previous research showed negative words are processed differently under continual flash suppression (CFS) compared to binocular viewing.
The original hypothesis suggested habituation to negative words during CFS, but this is atypical for aftereffects.

Purpose of the Study:

To test if a computational model of cognitive aftereffects can explain the crossover interaction observed by Prioli and Kahan (2015).
To evaluate the utility of CFS for studying cognitive aftereffects without conscious decision strategies.

Main Methods:

A computational model, previously applied to cognitive aftereffects, was used for simulation.
The model was applied to the specific conditions and findings reported by Prioli and Kahan (2015).

Main Results:

The simulation successfully replicated the crossover interaction between word valence and viewing condition (CFS vs. binocular).
The model demonstrated that habituation, as understood in cognitive aftereffects, can account for the observed pattern.

Conclusions:

The findings support the hypothesis that habituation contributes to the negative word deficit observed with CFS.
Continual flash suppression (CFS) shows promise as a tool for investigating cognitive aftereffects, potentially bypassing conscious awareness and decision-making biases.