The tritone paradox was first studied by Diana Deutsch, who conducted several experiments on the illusion. She found that people from California and people from south of England tended to hear different patterns, and that the pitch range of one's voice can also affect how they perceive the tones. Additionally, you're more likely to hear the same ascending or descending pattern as your mother.
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Key Facts In This Video
The speech-to-song illusion refers to when a repeated phrase begins to sound like a song. 00:34
Your response to the tritone paradox may be based on where you're from and the speech patterns of your childhood. 02:23
The phoneme restoration effect makes your brain think it heard a complete word or sound, when in fact parts were missing. 04:35