Episode Details

Some voices make you settle in for an hour; others make your thumb twitch toward skip before the first sentence ends. Voices aren't just being found anymore — they're being designed to spec, and that changes the question from "which voices are pleasant" to "pleasant for what." This episode digs into the acoustics research behind voice appeal: spectral tilt and what engineers call presence, the vocal fold mechanics that separate trained radio voices from the rest of us, and a large-scale audiobook study that found every measurable property of the sound explains only about nine percent of why one narration lands better than another. Plus the accent research, which turns out not to be one answer but six — each attached to a different job. Key sources: • ElevenLabs Voice Design documentation — https://elevenlabs.io/docs/eleven-creative/voices/voice-design • Altrov, Pajupuu & Pajupuu, Phonogenre affecting voice likability, Speech Prosody 2018 — https://www.isca-archive.org/speechprosody_2018/altrov18_speechprosody.pdf • Beguerisse-Díaz & Benetos (Spotify/QMUL), Audio-Based Understanding of Audiobook Narration Appeal, arXiv:2607.02473 — https://arxiv.org/html/2607.02473 Episode 5825 — myweirdprompts.com/n/5825 (permanent short link: myweirdprompts.com/180495)