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Auditory aversion in absolute pitch possessors.

Lars Rogenmoser1, H Charles Li2, Lutz Jäncke3

  • 1Department of Neurology, Beth Israel Deaconess Medical Center and Harvard Medical School, Boston, MA, USA; Department of Medicine, University of Fribourg, Fribourg, Switzerland.

Cortex; a Journal Devoted to the Study of the Nervous System and Behavior
|January 9, 2021
PubMed
Summary
This summary is machine-generated.

Individuals with absolute pitch (AP) may experience auditory aversion to out-of-tune music. This study found that AP possessors show altered brain responses and performance decrements when processing mistuned musical stimuli, supporting this aversion.

Keywords:
Affective primingFluency processingN100/P200N400Negativity bias

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Area of Science:

  • Neuroscience
  • Psychoacoustics
  • Music Psychology

Background:

  • Absolute pitch (AP) is the ability to identify or produce a specific musical note without a reference tone.
  • A potential drawback of AP is heightened sensitivity or aversion to auditory stimuli that deviate from standard pitches.
  • Auditory aversion in AP possessors towards out-of-tune tones remains an under-explored phenomenon.

Purpose of the Study:

  • To investigate the phenomenon of auditory aversion in individuals with absolute pitch (AP).
  • To examine the neural and behavioral responses of AP possessors to mistuned musical stimuli within an affective priming paradigm.
  • To explore the relationship between pitch perception, emotional valence, and auditory processing in AP.

Main Methods:

  • Electroencephalography (EEG) was used to record brain activity in AP possessors and matched control musicians.
  • Participants performed an affective priming task, judging the valence of pictures preceded by musical primes (tones with visual notation).
  • Primes were either congruent (matching tone and notation) or incongruent (mismatched tone and notation), with varying degrees of mistuning.

Main Results:

  • AP possessors showed a more pronounced difference in performance between pleasant and unpleasant picture conditions compared to controls.
  • EEG data revealed later P200 peaks in AP possessors, suggesting delayed integration of musical stimuli.
  • Performance deficits and N400 EEG deflections were observed in AP possessors when pleasant pictures were preceded by incongruent, mistuned primes.

Conclusions:

  • Findings support the existence of auditory aversion to out-of-tune tones in individuals with AP.
  • Altered neural processing, indicated by P200 latencies, suggests a delayed integration of musical stimuli in AP possessors.
  • The results imply an altered association between pitch accuracy and affective processing in AP, potentially impacting their auditory experience.