Short Wave Short Wave

Inner monologues are still a mystery

Jun 8, 2026 · 14m

Summary

Hosts Emily Kwong and Rachel Carlson explore the science of inner monologues with psychologist Charles Fernyhough. They discuss how inner speech develops from childhood social interactions and examine brain activity during both spontaneous and elicited internal dialogue. The episode also distinguishes normal inner speech from voice hearing, noting that not everyone experiences a verbal inner voice.

Topics discussed

Instacart ad: Preference picker for groceries Intro: Do you have an inner monologue? Russell Hurlburt and descriptive experience sampling Ads: NetSuite and Edward Jones Interview: Origins of inner speech and Vygotsky Brain regions involved in inner speech Elicited vs. spontaneous inner speech in fMRI Voice hearing and its neurological basis Diversity of minds and managing negative inner speech Credits and NPR Tiny Desk Contest Tour ad Teaser: We Keep Us Safe podcast
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