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Related Experiment Video

Updated: Jul 27, 2025

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Brain Imaging Investigation of the Impairing Effect of Emotion on Cognition

Published on: February 1, 2012

Emotion-Induced Blindness Is Impervious to Working Memory Load.

Mark Edwards¹, Stephanie C Goodhew¹

¹Research School of Psychology, The Australian National University, Canberra, 2601 Australia.

Affective Science

|June 12, 2023

Summary

Emotionally salient stimuli grab attention automatically, even when working memory is overloaded. This suggests temporal attention prioritization for emotions doesn't need top-down control, unlike spatial attention.

Keywords:

Attention Cognitive control Distraction Emotion Emotion-induced blindness Top-down attention

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Area of Science:

Cognitive Psychology
Neuroscience
Attention Research

Background:

Emotionally salient stimuli capture attentional resources.
Emotion-induced blindness (EIB) demonstrates impaired target perception following a negative distractor.
Top-down control mechanisms are crucial for modulating attention.

Purpose of the Study:

To investigate if top-down control, manipulated via working memory load, affects attentional prioritization of emotional stimuli in temporal attention.
To determine if emotion-induced blindness is modulated by concurrent cognitive load.

Main Methods:

Participants performed a rapid serial visual presentation task to measure emotion-induced blindness.
Working memory load was manipulated using mathematical calculations (no load, low load, high load).
Emotion-induced blindness was assessed by comparing target perception after negative vs. neutral distractors under different load conditions.

Main Results:

The magnitude of emotion-induced blindness remained unaffected by varying working memory loads.
Results indicate that cognitive load does not influence the prioritization of emotional stimuli in temporal attention.
This suggests automatic processing underlies temporal attentional prioritization for emotional salience.

Conclusions:

Prioritization of emotionally salient stimuli in temporal attention does not appear to require top-down processing.
This contrasts with spatial attention, where top-down control is necessary for prioritizing emotional stimuli.
Findings support a distinction between automatic temporal and controlled spatial attention mechanisms for emotional salience.