disabled peoples' contributions

Hello,
(U-Z)
          What are people with disabilities contributing to America? Read my 
column on <A HREF="http://nod.org/content.cfm?id=1450">http://nod.org/content.cfm?id=1450</A> and discover what they are doing 
to enrich America. 

            Your comments on the column are welcome.

             John Williams