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Related Experiment Video

Updated: Jun 13, 2026

Visualizing Visual Adaptation
04:43

Visualizing Visual Adaptation

Published on: April 24, 2017

High-level face adaptation without awareness.

Wendy J Adams1, Katie L H Gray, Matthew Garner

  • 1School of Psychology, University of Southampton, Southampton SO17 1BJ, United Kingdom. w.adams@soton.ac.uk

Psychological Science
|April 29, 2010
PubMed
Summary
This summary is machine-generated.

Even when completely suppressed from awareness, emotional facial expressions are processed, as shown by significant aftereffects. This indicates that high-level visual processing can occur outside conscious perception.

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Area of Science:

  • Cognitive Neuroscience
  • Visual Perception
  • Psychology

Background:

  • Visual stimuli suppressed from awareness typically show reduced processing.
  • Adaptation occurs for simple visual properties (e.g., orientation) but not high-level ones (e.g., face identity).

Purpose of the Study:

  • To investigate whether emotional facial expressions are processed under complete visual suppression.
  • To determine if high-level processing of emotional faces persists outside conscious awareness.

Main Methods:

  • Utilized visual suppression techniques to render facial stimuli imperceptible.
  • Measured facial expression aftereffects as an index of stimulus processing.

Main Results:

  • Substantial facial expression aftereffects were observed even when stimuli were completely suppressed from awareness.
  • Emotional facial expression processing was not eliminated under complete suppression.

Conclusions:

  • Emotional facial expression processing can occur even when visual stimuli are suppressed from conscious awareness.
  • High-level visual processing, specifically for emotional cues, is possible outside the scope of conscious perception.