Nicole L Simone (nsimone at be.seas.upenn.edu) wrote: > I need to devise a device to that will prevent a tired driver from > getting into an accident. I forgot to look in medline today, but there are several studies using eye-blink or eye movements to detect drowsiness for exactly the same purpose. Try looking at authors Fruhstorfer, Akerstedt, Kecklund for a start.