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Study Links Schizophrenia Hallucinations to Inner Speech Misrecognition

10/27/2025

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Summary

Story summary

The University of New South Wales (UNSW Sydney) reports new research suggesting that auditory hallucinations in schizophrenia may arise from the brain failing to recognize its own inner speech.
The study, published in Schizophrenia Bulletin, involved 142 participants divided into groups based on their experience with auditory verbal hallucinations.
Using electroencephalography (EEG), researchers found healthy participants showed reduced brain activity when imagined speech matched external sounds.

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Story summary

The University of New South Wales (UNSW Sydney) reports new research suggesting that auditory hallucinations in schizophrenia may arise from the brain failing to recognize its own inner speech.
The study, published in Schizophrenia Bulletin, involved 142 participants divided into groups based on their experience with auditory verbal hallucinations.
Using electroencephalography (EEG), researchers found healthy participants showed reduced brain activity when imagined speech matched external sounds.