text: This technology would be helpful to teachers because they wouldnt have to try as hard to keep everybody focused and mind driven. This could help because in paragraph 6 sentence 7 that "the same technology can make computer-animated faces more expressive- for video games or video surgery. This would help drastically for video surgery because the computer would sence that your nervous and not ready to do the video surgery. I believe this is a good way to test a medical student because you would be able to see if they are nervous or totally calm with wha they are doing.