Web Accessibility Guidelines Over Time


  1. Initially -- at beginning of Web -- none
    • but before many of the accessibility problems arose
  2. Proliferation of different guidelines
    • disability-specific
    • technology-specific
    • legacy-laden
  3. "Unified" (compiled Trace version)
  4. W3C/WAI WCAG 1.0
  5. WCAG 1.0 subsets and spin-offs, and new versions developed in isolation
  6. WCAG 2.0 in development