Dying to try this:  http://www.pcmag.com/article2/0,2817,2383113,00.asp or http://www.tobii.com/ati-pceye

Jen Coggiola, MA, CCC/SLP
Speech Pathologist
ALS Center at UCSF
400 Parnassus Ave., 8th Floor
San Francisco, CA 94143
(415) 353-2122 clinic phone
(415) 353-2524 clinic fax
(925) 323-0175 cell phone
xxxxxx@xxxxxxxxxxxxxx