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This research investigates the connection between synesthesia and dream content patterns.

November 11, 2025Consciousness and CognitionOpen Access

Synesthesia is associated with distinctive patterns in dream content

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Analysis of 2,337 dream reports indicates synesthesia shapes distinct themes, suggesting cognitive architecture impacts self-generated thought.

This research investigates the connection between synesthesia and dream content patterns.
Analyzed 2,337 dream reports from Reddit, including 1,169 synesthete reports and 1,168 matched controls
Employed semantic embedding models and logistic regression for classification
Utilized topic modeling to identify prevalent themes in synesthete dreams
Identified four significant themes in synesthete dreams: digital, interpersonal regret, diverse worlds, and violent conflict
Modest classification performance achieved in distinguishing between synesthete and control groups
Results suggest stable neurocognitive traits manifest in both waking cognition and dreams

Napierkowski et al. (2025) studied this question.

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Analysis of 2,337 dream reports indicates synesthesia shapes distinct themes, suggesting cognitive architecture impacts self-generated thought.