Accessible Taxes? A Blind Consumer's Experience with the US Tax System
http://www.webaim.org/articles/archives/taxes/

Bohman, Paul, Shane Anderson and Sachin Pavithran
WebAIM
2004

Abstract:

One of the most common, and least enjoyable, experiences of citizens of the United States is that of filing income tax forms. This year, Sachin Pavithran, who is blind, attempted to complete the forms and file them without assistance from sighted friends. Find out whether he was successful or not.