The forgotten of web accessibility

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The needs of the elderly, novice web users and those with reading disabilities are often overlooked when in comes to improving the accessibility of websites. This presentation compares two projects and suggests a new way of providing information about changing the size and colour of web content.

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The forgotten of web accessibility

  1. 1. CSUN 2013 The forgotten of web accessibility CSUN: 27 February 2013 San Diego Roger Hudson Web Usability www.usability.com.auThe forgotten of web accessibility
  2. 2. CSUN 2013 I don’t use the web ... ?The forgotten of web accessibility
  3. 3. CSUN 2013 I don’t use the web ... I use Facebook!The forgotten of web accessibility
  4. 4. CSUN 2013 Hang on! What’s this got to do with accessibility?The forgotten of web accessibility
  5. 5. CSUN 2013 WCAG 2.0 • Technological neutrality • Greater reliability • Accessibility purity “There are many general usability guidelines that make content more usable by all people, including those with disabilities. However, in WCAG 2.0, we only include those guidelines that address problems particular to people with disabilities.” Web Content Accessibility Guidelines 2.0The forgotten of web accessibility
  6. 6. CSUN 2013 Racing down the information highwayThe forgotten of web accessibility
  7. 7. CSUN 2013 Overall people are living longer • 1950 - about 8% of world population over 60 • 2005 - 10% over the age of 60 • 2050 – estimated 22% of population will be over 60 In developed countries, like Australia and US, the increase is more rapid. Population is also ageing in the developing world, but at a slower rate. UN World Population Prospects (2006) http://www.un.org/esa/population/publications/wpp2006/WPP2006_Highlights_rev.pdfThe forgotten of web accessibility
  8. 8. CSUN 2013 And, older people are increasingly going on line • 2000 -15% of people 65 and over in the US use the Internet • 2009 - 38% of 65+ use the Internet • 2012 - 53% of 65+ use the Internet Most recent PEW ‘Older Adults and Internet Use’ report (June 2012) http://www.pewinternet.org/Reports/2012/Older-adults-and-internet-use.aspxThe forgotten of web accessibility
  9. 9. CSUN 2013 Accessibility for older web users CSUN 2011 presentation, “Improving Web Accessibility for the Elderly”, reported on web use by people over 60 years old. Most went online to: • Keep in touch with family and friends • Find health related information Most had difficulties when using websitesThe forgotten of web accessibility
  10. 10. CSUN 2013 WAI Web Accessibility and Older People Many older people have age-related impairments that can affect how they use the Web, such as declining: • vision • physical ability • hearing • cognitive “These issues overlap with the accessibility needs of people with disabilities. Thus, websites and tools that are accessible to people with disabilities are more accessible to older users as well.” Well yes, sort of ... Issues relating to cognition, understanding and reasoning not well addressed in WCAG 2.0.The forgotten of web accessibility
  11. 11. CSUN 2013 Two projects compared 2007 and 2012The forgotten of web accessibility
  12. 12. CSUN 2013 Similar demographics Different expectationsThe forgotten of web accessibility
  13. 13. CSUN 2013 2007: Limited internet experience 28% online 5 hours per week or more But, willingness to explore and learn “I thought it was tricky at the beginning because there’s all these different sections to look at for information”The forgotten of web accessibility
  14. 14. CSUN 2013 2012: More internet use 50% every day 80% at least once a weekThe forgotten of web accessibility
  15. 15. CSUN 2013 But, less curious Reluctant to learnThe forgotten of web accessibility
  16. 16. CSUN 2013 ‘Home’ and ‘About’ “Home is that Australia or where you live?” “What is About? Is that about the information you are looking for.”The forgotten of web accessibility
  17. 17. CSUN 2013 WHY?The forgotten of web accessibility
  18. 18. CSUN 2013 Facebook effect The web is about meThe forgotten of web accessibility
  19. 19. CSUN 2013 Googlefication Search not surf 2004: Google <50% search engine use 2012: Google 83% search engine use “I normally just type the words in Google and it comes up. I always select one of the top results, because if I type a good question it will be there.”The forgotten of web accessibility
  20. 20. CSUN 2013 Changes in web behaviour = Changes in access requirementsThe forgotten of web accessibility
  21. 21. CSUN 2013 Some things to consider: • Use of common terms like ‘Home’ and ‘About’; Make them more specific • Success Criteria 2.4.8 Location – could be more important than AAA suggests • Maybe breadcrumbs aren’t so naff after all? • Review focus of SEO to providing more help in locating content within a siteThe forgotten of web accessibility
  22. 22. CSUN 2013 Cautious, fearful or paranoiac? “I don’t download because I might get into trouble”The forgotten of web accessibility
  23. 23. CSUN 2013 One similarity: Content of both sites is difficult to readThe forgotten of web accessibility
  24. 24. CSUN 2013 Testing reading levels can help communication 2012 site Telegraph pages Flesch Reading ease: 49.50 68.70 Flesch-Kincaid grade: 9.91 4.83 NOTES: • Flesch Reading ease - higher the score the easier content is to read. • Flesch-Kincaid grade – measure of number of years of school required to understand the content.The forgotten of web accessibility
  25. 25. CSUN 2013 Statistics, damn statistics Literacy level in Australia 99% Literacy rate (Wikipedia) Australian Bureau of Statistics 17% minimum level of literacy 46%% have literacy skills less than the level needed to meet the demands of modern lifeThe forgotten of web accessibility
  26. 26. CSUN 2013 Reading abilities Not the same as Cognitive abilitiesThe forgotten of web accessibility
  27. 27. CSUN 2013 Can WCAG meet the needs of people with literacy difficulties?The forgotten of web accessibility
  28. 28. CSUN 2013 3.1.3: Unusual words 3.1.4: Abbreviations 3.1.5 Reading Level: When text requires reading ability more advanced than the lower secondary education level after removal of proper names and titles, supplemental content, or a version that does not require reading ability more advanced than the lower secondary education level, is available.The forgotten of web accessibility
  29. 29. CSUN 2013 PERCIEVABLE UNDERSTANDABLE 1.3.1 Info and Relationships (A) 3.1.3 Unusual words (AAA) 1.3.2 Meaningful Sequence (A) 3.1.4 Abbreviations (AAA) 1.4.3 Contrast (Minimum) (AA) 3.1.5 Reading Level (AAA) 1.4.4 Resize text (AA) 3.2.3 Consistent Navigation (AA) 1.4.8 Visual Presentation (AAA) 3.2.4 Consistent Identification (AA) 3.2.5 Change of request (AAA) OPERABLE WCAG 3.3.1 Error Identification (A) 2.2.1 Timing Adjustable (A) 2.0 3.3.2 Labels or Instructions (A) 2.2.2 Pause, Stop, Hide (A) 3.3.3 Error Suggestion (AA) 2.2.4 Interruptions (AAA) 3.3.4 Error Prevention (Legal, 2.4.4 Link Purpose (In Context) (A) Financial, Data) (AA) 2.4.6 Headings and Labels (AA) 3.3.5 Help (AAA) 2.4.8 Location (AAA) 3.3.6 Error Prevention (All) (AAA) 2.4.9 Link Purpose (Link Only) (AAA) 2.4.10 Section Headings (AAA)The forgotten of web accessibility
  30. 30. CSUN 2013 Think about how people find and read information It’s more important than AAAThe forgotten of web accessibility
  31. 31. CSUN 2013 Update http://usability.com.au/2011/03/improving-web-accessibility-for- the-elderly-csun-slides-and-transcript/ 155 survey or test participants, aged 60 - 93 Most had difficulties when using websites: • Hard to find information on sites (80%) • Flashing or moving content (55%) • Size/colour of words hard to read (50%)The forgotten of web accessibility
  32. 32. CSUN 2013The forgotten of web accessibility
  33. 33. CSUN 2013 Over 60% didn’t know how to change text size on web pages. • Nearly all said they had never seen text- size tools on web pages. • Most did not understand purpose of a link called “Accessibility” on a web page.The forgotten of web accessibility
  34. 34. CSUN 2013 User-friendly information using text and video Other examples: Change colours with Firefox (Windows 7) Change text size with Mac SafariThe forgotten of web accessibility
  35. 35. CSUN 2013 Sharing information and assistance Host server Web sites A11y communityThe forgotten of web accessibility
  36. 36. CSUN 2013 Link to toolThe forgotten of web accessibility
  37. 37. CSUN 2013The forgotten of web accessibility
  38. 38. CSUN 2013The forgotten of web accessibility
  39. 39. CSUN 2013 Thank you and any comments Roger Hudson, Web Usability Web site: www.usability.com.au Email: rhudson@usability.com.au Twitter: http://twitter.com/rogerhudsonThe forgotten of web accessibility

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