Accessibility

Accessibility Primer
From UNC's National Center on Low Incidence Disabilities
IBM Human Ability and Accessibility Center
Various recourses on accessibility
W3C Accessibility site
Internet Standards
Dive into Accessibility
30 day case study. Covers different disabilities and how to help them
Microsoft’s Accessibility site
Tutorials on how to accomplish accessibility
US Government’s Section 508 site
How the law applies to you.