25th Annual International
     Technology & Persons with
       Disabilities Conference




Importance of Accessibility
  ...
Who is Artur Ortega?




                   http://developer.yahoo.com
Who is Artur Ortega?




    Blind Software Engineer


                        http://developer.yahoo.com
Introduction




                              Photo: Stephen Schobloch
               http://developer.yahoo.com
Accessibility



        QA
                SEO

  UED    a11y
                i18n
        Legal




                    ...
Reasons for Accessibility


• Social responsibility
• Avoiding risk of lawsuits
• Robustness
• Revenue




               ...
Diversity




        http://developer.yahoo.com
Usergroups


• Silver Surfers
• People with disabilities




                             http://developer.yahoo.com
     ...
Standard
WCAG 2.0 consist of four principles:

    Principle 1: Perceivable
    Information and user interface components ...
Laws


US: Section 508
UK: DDA
UN: Convention on Disability Rights




                        http://developer.yahoo.com
...
How everything fits together



WCAG 2.0        Users



 Legal




                  http://developer.yahoo.com
         ...
Silver Surfer

Definition: an older user of the Internet, usually
someone over 50.

Etymology: a humorous reference to the...
Users with disabilities

•   Visually impaired
•   Blind
•   Hard of hearing
•   Deaf
•   Dyslexic
•   Reduced mobility
• ...
Family & Friends


Accessibility attracts not only
 people with disabilities but
     also their families
        and frie...
Usergroups: a detailed view


  Usergroups:
a detailed view



                 http://developer.yahoo.com
Older Internet Users


Older users were more likely to use the internet to
access
- travel information
- health and medica...
Understanding Connectedness

• Removes feelings of isolation
• Being able to communicate with family
  overseas
• Maintain...
Keeping up with
       technology changes
Technology attItudes: “I try to keep up with technology” (Results by Age %, n = ...
Keeping up with
                technology changes

Two thirds of Australians found it difficult to
keep up with technolog...
Users with disabilities

A study conducted in Germany in 2008 found that:
• They use web 2.0 above average
• They use the ...
Creativity to overcome barriers




Blind users take photos and share them on flickr.

                                   ...
Useful
        Web 2.0 and mobile connectivity




Mobile application keeps person with diabetes in contact with the
clini...
Similar requirements:
 classic & situative
      disability


               http://developer.yahoo.com
Subtitles for video
                    More than 120 million
                    Americans benefit from
                 ...
Driving a car


• Can't use
  hands
• Can't use
  eyes
• Only
  reduced
  attention



                       http://devel...
Situative disability



Instead of distinguishing between
being disabled and not disabled,
we have only requirements on th...
Yahoo!

For people 55+ in Japan:

• web-based email grew 88% to 7 million users in November
  2008
•    more than 20% of a...
Failures




           http://developer.yahoo.com
Difficulties: Where are the issues today?

Study with adults aged 50-85 years how they used
the Internet related to Medica...
Solution: Improvement by accessibility

Principle 1: Perceivable
Information and user interface components must be present...
Outlook:
what can we improve?



             http://developer.yahoo.com
Audio captchas

Adding an audio alternative to the visual existing one


• no longer excluding visually impaired
  users
•...
WAI-ARIA

Adding roles to AJAX based web applications


• makes AJAX work with screen readers
• makes AJAX work with scree...
Semantic markup

Using a proper html structure

• better SEO
• better usability for keyboard users
• better usability for ...
Subtitles for video

The request and ability to store and display subtitles

• opens video for a wider range of users
• vi...
Conclusion



        QA

  UED           SEO

        a11y

  $$$           i18n

        Legal



                      ...
http://developer.yahoo.com



            Photos: Attila Husejow, Luke Robinson
Diversity
http://developer.yahoo.com
             38
Artur Ortega


Accessibility Evangelist
 Yahoo! Europe Ltd
 125 Shaftesbury Avenue
 London WC2H 8AD
 United Kingdom
 orteg...
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Importance of Accessibility for a Successful and Future-Proof Business - CSUN International Accessibility Conference

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Importance of Accessibility for a Successful and Future-Proof Business - An analysis based on recent studies about the benefits of accessibility for a robust internet business, with a focus on future-proof revenue. Artur Ortega; Saturday, March 27, 10:40-11:40 AM PST; Annie AB. CSUN International Accessibility Conference

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Importance of Accessibility for a Successful and Future-Proof Business - CSUN International Accessibility Conference

  1. 1. 25th Annual International Technology & Persons with Disabilities Conference Importance of Accessibility for a Successful and Future-proof business March 2010 Artur Ortega http://developer.yahoo.com 1
  2. 2. Who is Artur Ortega? http://developer.yahoo.com
  3. 3. Who is Artur Ortega? Blind Software Engineer http://developer.yahoo.com
  4. 4. Introduction Photo: Stephen Schobloch http://developer.yahoo.com
  5. 5. Accessibility QA SEO UED a11y i18n Legal http://developer.yahoo.com
  6. 6. Reasons for Accessibility • Social responsibility • Avoiding risk of lawsuits • Robustness • Revenue http://developer.yahoo.com 6
  7. 7. Diversity http://developer.yahoo.com
  8. 8. Usergroups • Silver Surfers • People with disabilities http://developer.yahoo.com 8
  9. 9. Standard WCAG 2.0 consist of four principles: Principle 1: Perceivable Information and user interface components must be presentable to users in ways they can perceive. Principle 2: Operable User interface components and navigation must be operable. Principle 3: Understandable Information and the operation of the user interface must be understandable. Principle 4: Robust Content must be robust enough that it can be interpreted reliably by a wide variety of user agents, including assistive technologies. http://developer.yahoo.com 9
  10. 10. Laws US: Section 508 UK: DDA UN: Convention on Disability Rights http://developer.yahoo.com 10
  11. 11. How everything fits together WCAG 2.0 Users Legal http://developer.yahoo.com 11
  12. 12. Silver Surfer Definition: an older user of the Internet, usually someone over 50. Etymology: a humorous reference to the comic book character and also to the fact that older people who surf (= use) the Internet often have grey or silver-coloured hair. Source: Oxford University Press 2010 http://www.oup.com/elt/catalogue/teachersites/oald7/wotm/wotm_archive/silver_surfer?cc=global http://developer.yahoo.com 12
  13. 13. Users with disabilities • Visually impaired • Blind • Hard of hearing • Deaf • Dyslexic • Reduced mobility • Learning disability • Situative disability http://developer.yahoo.com 13
  14. 14. Family & Friends Accessibility attracts not only people with disabilities but also their families and friends. http://developer.yahoo.com
  15. 15. Usergroups: a detailed view Usergroups: a detailed view http://developer.yahoo.com
  16. 16. Older Internet Users Older users were more likely to use the internet to access - travel information - health and medical information (46<=> 36%) Source: Nielsen Panorama Survey, April 2007-March 2008 (N = 21,570 for 14+ years age http://developer.yahoo.com 16
  17. 17. Understanding Connectedness • Removes feelings of isolation • Being able to communicate with family overseas • Maintain daily contact with relative in time of sickness or adversity • Ability to stay involved in work Source: Understanding Personal Connectedness, CTN presentation at the Communications Policy and Research Forum, Tuesday 30 September 2008, http://www.networkinsight.org/verve/_resources/CPRF08_Program_110808_.pdf http://developer.yahoo.com 17
  18. 18. Keeping up with technology changes Technology attItudes: “I try to keep up with technology” (Results by Age %, n = 17,527) Source: Nielsen Panorama, March 2008 http://developer.yahoo.com
  19. 19. Keeping up with technology changes Two thirds of Australians found it difficult to keep up with technological changes. Older age groups were least likely to 'try to keep up with technology' (44%) than other age groups. Source: Australian Communications and Media Authority (ACMA) Consumer Survey, June 2008 http://developer.yahoo.com
  20. 20. Users with disabilities A study conducted in Germany in 2008 found that: • They use web 2.0 above average • They use the web for compensating disabilities • They use the web differently depending on disability • They consider web 2.0 very useful • They use the web independently with the assistive technology • They find that the barriers they face are always quite similar: e.g. visual captchas, usability, language, inconsistency • They are quite creative to overcome the barriers when the site is useful or of interest • Their way of communication is reflected in the web 2.0 Source: >Chance und Risiken des Internets der Zukunft aus Sicht von Menschen mit Behinderungen<, Study by "Aktion Mensch" in Germany http://developer.yahoo.com
  21. 21. Creativity to overcome barriers Blind users take photos and share them on flickr. http://developer.yahoo.com
  22. 22. Useful Web 2.0 and mobile connectivity Mobile application keeps person with diabetes in contact with the clinic and helps to monitor values. http://developer.yahoo.com
  23. 23. Similar requirements: classic & situative disability http://developer.yahoo.com
  24. 24. Subtitles for video More than 120 million Americans benefit from subtitles including: • 28 million deaf and hard-of- hearing people • 26 million elementary school children practicing reading skills • 30 million people learning English as a second language • 40 million Americans ages 16 and older learning to read. Without counting: • all users in a silent office • users in a mall or gym • etc. http://developer.yahoo.com
  25. 25. Driving a car • Can't use hands • Can't use eyes • Only reduced attention http://developer.yahoo.com
  26. 26. Situative disability Instead of distinguishing between being disabled and not disabled, we have only requirements on the situative context. Source (german): Barrierefreies eGovernment, by Herbert Kubicek, Henning Lühr, Beate Schulte http://www.ifib.de/publikationsdateien/Barrierefrei.pdf http://developer.yahoo.com
  27. 27. Yahoo! For people 55+ in Japan: • web-based email grew 88% to 7 million users in November 2008 • more than 20% of all visitors to email site category. “The increase in visitation to email sites has largely been driven by an increase in usage among the older age segments, reflecting the maturation of the Internet as a communication vehicle,” said Maru Sato, managing director of comScore Japan. Source: comScore, Inc. January 15, 2008 http://www.comscore.com/Press_Events/Press_Releases/2009/1/Email_Usage_Japan/ http://developer.yahoo.com
  28. 28. Failures http://developer.yahoo.com
  29. 29. Difficulties: Where are the issues today? Study with adults aged 50-85 years how they used the Internet related to Medicare services: Results indicated many of them: • made errors • used inefficient search strategies • encountered search problems • encountered problems with usability • were frustrated interacting with the website Source: 1 Kuhn and Al., What Types of Difficulties do Seniors Encounter When Using the Internet to Make Health Care Decisions? Human Factors and Ergonomics Society Annual Meeting Proceedings, 53rd meeting, October 2007, Maryland USA. Aging , pp. 11-14(4) http://developer.yahoo.com
  30. 30. Solution: Improvement by accessibility Principle 1: Perceivable Information and user interface components must be presentable to users in ways they can perceive. Principle 2: Operable User interface components and navigation must be operable. Principle 3: Understandable Information and the operation of the user interface must be understandable. Principle 4: Robust Content must be robust enough that it can be interpreted reliably by a wide variety of user agents, including assistive technologies. http://developer.yahoo.com
  31. 31. Outlook: what can we improve? http://developer.yahoo.com
  32. 32. Audio captchas Adding an audio alternative to the visual existing one • no longer excluding visually impaired users • increases user group • reacting to negative PR on the web http://developer.yahoo.com
  33. 33. WAI-ARIA Adding roles to AJAX based web applications • makes AJAX work with screen readers • makes AJAX work with screen magnifiers • adds semantic information about dynamic content http://developer.yahoo.com
  34. 34. Semantic markup Using a proper html structure • better SEO • better usability for keyboard users • better usability for screen reader and screen magnifier users • consistency http://developer.yahoo.com
  35. 35. Subtitles for video The request and ability to store and display subtitles • opens video for a wider range of users • videos can be consumed on other markets • makes video work in difficult environments regarding noise http://developer.yahoo.com
  36. 36. Conclusion QA UED SEO a11y $$$ i18n Legal http://developer.yahoo.com
  37. 37. http://developer.yahoo.com Photos: Attila Husejow, Luke Robinson Diversity
  38. 38. http://developer.yahoo.com 38
  39. 39. Artur Ortega Accessibility Evangelist Yahoo! Europe Ltd 125 Shaftesbury Avenue London WC2H 8AD United Kingdom ortega@yahoo-inc.com http://developer.yahoo.com 39

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