How Roger Ebert found his new voice
 

When the famed film critic needed to find a way to communicate after losing his voice to cancer surgery, he turned to text-to-speech (TTS) software that speaks whatever he types. But the TTS software he initially tried sounded too robotic and computerized. He wanted a voice that sounded like him. That's when he discovered CereProc, a Scottish company that builds electronic voices. Using someone's audio recordings, CereProc's technology can stitch together an entire digital voice that sounds like the actual person.

http://news.cnet.com/8301-11386_3-10...dStoriesArea.1