I received this last night via Facebook.  Great article about an ALS patient and his friends creating an eye gaze device for him.
http://www.npr.org/templates/story/story.php?storyId=124980282
 
Alisa
 
Alisa Brownlee, ATP
Clinical Manager, Assistive Technology Services
ALS (Lou Gehrig's Disease) Association National Office and Greater Philadelphia Chapter
Direct Phone: 215-631-1877