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Updated: Jun 19, 2026
05:33
Experimental Paradigm for Measuring the Effect of Induced Emotion on Grammar Learning
Published on: January 29, 2020
Murder, she wrote: enhanced sensitivity to negative word valence
Maha Nasrallah1, David Carmel, Nilli Lavie
1Institute of Cognitive Neuroscience, University College London, London, UK.
Emotion (Washington, D.C.)
|October 7, 2009
Summary
People are more sensitive to negative words than positive words. This enhanced sensitivity to negative emotional information may help in making quicker avoidance decisions.
Area of Science:
- Cognitive Psychology
- Neuroscience
- Emotion Research
Background:
- Enhanced sensitivity to negative stimuli is hypothesized to be adaptive, aiding in avoidance behaviors.
- Previous research on this enhanced sensitivity has yielded inconclusive results.
Purpose of the Study:
- To conclusively establish whether negative words are processed with greater sensitivity than positive words.
- To investigate the preferential access of negative stimuli in perceptual processing.
Main Methods:
- Three experiments were conducted using masked word categorization tasks.
- Participants classified briefly presented words (33 ms or 22 ms) as emotional or neutral.
- Accuracy and sensitivity in detecting valence were measured.
Main Results:
- Categorization accuracy was significantly higher for negative words compared to positive words.
- Valence-detection sensitivity was also greater for negative words than for positive words.
- These findings were consistent across different emotion categories and not influenced by lexical frequency, valence ratings, or arousal levels.
Conclusions:
- Negative words demonstrate a clear advantage in emotional categorization, confirming enhanced sensitivity.
- Negative stimuli appear to receive preferential access to perceptual processing.
- This heightened sensitivity to negative information likely supports adaptive avoidance behaviors.
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