Silent voices can be heard
Michael Callahan experienced a short term brain injury due to a skateboarding accident when he was 17. Because of that experience he realized how many skills he took for granted. Five years later he came up with the Audeo at the University of Illinois. It is a tiny device that detects electronic activity between the brain and vocal chords and turns it into audible speech. People use all English-language phonemes to create words. There is some training time involved for learning how to speak in phonemes, and currently the Audeo can only pick up 30 words per minute, but the freedom it could allow someone might be well worth the wait! Read more about it: