BrailleButler: a new approach to non-visual computer applications

The BrailleButler system was designed to serve as an instrument to allow blind individuals easy interactive production, recognition, and manipulation of text. It has proven to be an efficient aid for the integration of blind and deaf-blind users, as it permits individuals with a visual impairment, as well as sighted persons, to produce text documents which are immediately available for both individuals. The underlying philosophy in the design was the need for a system to serve the blind computer layman that could be used by blind and sighted persons alike, either independently or simultaneously