Story highlights The Lucy 4 keyboard for the disabled can be accessed by laser control

Hanebrink: When it comes to jobs and school, assistive technology can level the playing field

The keyboard is designed to limit head movement

Video producer's note: Lasers are now being used to help people with disabilities communicate. CNN got a firsthand look at how this assistive technology works when Sandy Hanebrink, executive director of Lasers are now being used to help people with disabilities communicate. CNN got a firsthand look at how this assistive technology works when Sandy Hanebrink, executive director of Touch the Future , gave us a demonstration of the Lucy 4 keyboard at the Abilities Expo in Atlanta.

In the above video you'll see how the technology has given a voice to people that would otherwise have no means of communicating on computers and smartphones.