WEB ACCESSIBILITY and WEB USABILITY FOR OLDER PEOPLE School of Computing University of Dundee, Scotland David Sloan Univer...
Outline of my talk <ul><li>Exploring the overlap between web accessibility and web usability for older people </li></ul><u...
Who am I? <ul><li>Researcher and consultant at University of Dundee, Scotland </li></ul><ul><ul><li>A centre of excellence...
Web Accessibility: people who experience access barriers <ul><li>Impairments that affect ability to access and use web con...
Web Accessibility: Supporting disabled people on the web <ul><li>Accessibility solutions </li></ul><ul><ul><li>Provided by...
Web Accessibility: Best Practice from W3C <ul><li>Web Content Accessibility Guidelines (WCAG) </li></ul><ul><ul><li>Conten...
Web Accessibility: Drivers <ul><li>Legislation </li></ul><ul><ul><li>Promoting equality, outlawing discrimination against ...
Web Accessibility vs Design for older users <ul><li>Much research into supporting older people as technology users </li></...
Web Accessibility vs Design for older users <ul><li>Older people are unlikely to self-identify as disabled…or as older peo...
Supporting older web users: challenges <ul><li>Reforming web accessibility best practice to consider additional needs of o...
Acknowledgments
Contact me <ul><li>David Sloan </li></ul><ul><li>Digital Media Access Group, School of Computing </li></ul><ul><li>Univers...
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The overlap between Web Accessibility and Web Usability for Older people

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Discussion of the similarities and differences between designing for Web Accessibility and supporting Web Usability for Older people. It was presented at an event on technology and older people hosted by Autelic at Universitat Pompeu Fabra, Barcelona, October 29-30 2009.

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The overlap between Web Accessibility and Web Usability for Older people

  1. 1. WEB ACCESSIBILITY and WEB USABILITY FOR OLDER PEOPLE School of Computing University of Dundee, Scotland David Sloan Universitat Pompeu Fabra, 29 de Octubre, 2009
  2. 2. Outline of my talk <ul><li>Exploring the overlap between web accessibility and web usability for older people </li></ul><ul><li>Comparing: </li></ul><ul><ul><li>best practice </li></ul></ul><ul><ul><li>standards, legislation </li></ul></ul><ul><ul><li>Awareness and attiudes </li></ul></ul><ul><li>The challenges </li></ul>
  3. 3. Who am I? <ul><li>Researcher and consultant at University of Dundee, Scotland </li></ul><ul><ul><li>A centre of excellence in information technology for older and disabled people since 1980 </li></ul></ul><ul><li>Working in web accessibility and user experience since 1999 </li></ul><ul><ul><li>PhD in the impact of accessibility evaluations on organisations and individuals </li></ul></ul><ul><ul><li>Run Dundee University’s Web Accessibility service </li></ul></ul>
  4. 4. Web Accessibility: people who experience access barriers <ul><li>Impairments that affect ability to access and use web content </li></ul><ul><ul><li>Visual </li></ul></ul><ul><ul><li>Hearing </li></ul></ul><ul><ul><li>Mobility </li></ul></ul><ul><ul><li>Cognitive </li></ul></ul><ul><li>Impairments may be personal or environmental; temporary or long term </li></ul><ul><li>May be age-related </li></ul>
  5. 5. Web Accessibility: Supporting disabled people on the web <ul><li>Accessibility solutions </li></ul><ul><ul><li>Provided by operating system or as part of software </li></ul></ul><ul><ul><li>Adjust/augment display or mouse/keyboard behaviour </li></ul></ul><ul><li>Assistive technologies </li></ul><ul><ul><li>Hardware and software </li></ul></ul><ul><ul><li>Supporting input: alternatives to the mouse or keyboard </li></ul></ul><ul><ul><li>Supporting output: screen readers, screen magnifiers, Braille display devices, changes to appearance of web pages </li></ul></ul><ul><li>How Assistive Technology Works: YouTube Video Demonstrations: http://bit.ly/ATtny </li></ul>
  6. 6. Web Accessibility: Best Practice from W3C <ul><li>Web Content Accessibility Guidelines (WCAG) </li></ul><ul><ul><li>Content must be perceivable </li></ul></ul><ul><ul><li>Content must be operable </li></ul></ul><ul><ul><li>Content must be understandable </li></ul></ul><ul><ul><li>Content must be robust </li></ul></ul><ul><li>User Agent Accessibility Guidelines (UAAG) </li></ul><ul><ul><li>Browsers and assistive technologies </li></ul></ul><ul><li>Authoring Tool Accessibility Guidelines (ATAG) </li></ul><ul><ul><li>Web content authoring tools – from professional software to Facebook </li></ul></ul>
  7. 7. Web Accessibility: Drivers <ul><li>Legislation </li></ul><ul><ul><li>Promoting equality, outlawing discrimination against disabled people. </li></ul></ul><ul><ul><li>May also influence procurement practice </li></ul></ul><ul><li>International and National Standards </li></ul><ul><li>Organisational policy </li></ul><ul><ul><li>influencing procurement; influencing markets </li></ul></ul><ul><li>Industry adoption </li></ul><ul><ul><li>Web Standards movement </li></ul></ul><ul><li>Campaigning and advocacy </li></ul>
  8. 8. Web Accessibility vs Design for older users <ul><li>Much research into supporting older people as technology users </li></ul><ul><li>Older people benefit from accessible web design </li></ul><ul><li>But… </li></ul><ul><li>Web accessibility assumptions that may not hold true for older web users : </li></ul><ul><ul><li>Users have extreme accessibility needs </li></ul></ul><ul><ul><li>Users know they have accessibility needs </li></ul></ul><ul><ul><li>Users have implemented appropriate accessibility solutions or assistive technology </li></ul></ul>
  9. 9. Web Accessibility vs Design for older users <ul><li>Older people are unlikely to self-identify as disabled…or as older people </li></ul><ul><ul><li>Resistance to use of accessibility features even when made aware of them </li></ul></ul><ul><li>Capability change is dynamic over time </li></ul><ul><li>And additional cognitive and social challenges may face older web users </li></ul><ul><li>So browsing set-up may be suboptimal </li></ul><ul><li>So accessibility may still be limited </li></ul>
  10. 10. Supporting older web users: challenges <ul><li>Reforming web accessibility best practice to consider additional needs of older people </li></ul><ul><ul><li>Enhancing web author awareness of these needs </li></ul></ul><ul><ul><li>Close the gap between ‘technical’ and ‘human’ accessibility </li></ul></ul><ul><ul><li>WAI-AGE project http://www.w3.org/WAI/WAI-AGE/ </li></ul></ul><ul><li>Improving browser usability </li></ul><ul><ul><li>Short-term: dealing with browser usability issues </li></ul></ul><ul><li>Capability detection and accessibility adaptation </li></ul><ul><ul><li>SUS-IT project </li></ul></ul>
  11. 11. Acknowledgments
  12. 12. Contact me <ul><li>David Sloan </li></ul><ul><li>Digital Media Access Group, School of Computing </li></ul><ul><li>University of Dundee </li></ul><ul><li>Dundee </li></ul><ul><li>DD1 4HN </li></ul><ul><li>Scotland </li></ul><ul><li>Email: dsloan@computing.dundee.ac.uk </li></ul><ul><li>Twitter: @sloandr </li></ul><ul><li>Blog: http://www.58sound.com </li></ul>

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