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Accessibility as a Driver for User Experience


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Presentation by David Sloan and Sarah Horton, given at WebVisions 2015 in Barcelona, 3 July. How can a mature approach to designing for human diversity help lead to a better user experience for everyone?

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Accessibility as a Driver for User Experience

  1. 1. Accessibility as a Driver for User Experience David Sloan and Sarah Horton WebVisions Barcelona 2015
  2. 2. Over a six-year period, the CEM [Customer Experience Methodology] generated measurable improvements in key metrics as high as 200%, in one recently reported project. Typically the improvements fall within the range of 40% to 150%. Key metrics measured depend on the client, but in the past have included revenue, cost savings, conversion rate, customer or user acquisition rate, and retention cost. —Mark Hurst The Customer Experience Methodology,
  3. 3. Poll: What other arguments do you use for investment and support in doing UX?
  4. 4. Poll: How often are you successful?
  5. 5. Perceptions around accessibility influence empathy
  6. 6. Example of accessibility audit spreadsheet
  7. 7. Fax of Department of Justice letter to niversity
  8. 8. Public shaming, private shaming, legal action. What other arguments can be made?
  9. 9. Sample Usability Attributes • Learnability: How easy is it for users to accomplish tasks • Efficiency: How quickly can users perform learned tasks? • Memorability: How easily can users reestablish proficiency? • Errors: How many errors do users make, how severe, and how easily can they recover? • Satisfaction: How pleasant is it to use the design? Usability 101: Introduction to Usability,
  10. 10. Sample Accessibility Attributes • 3.2.4 Consistent Identification: Components that have the same functionality within a set of Web pages are identified consistently. • 3.3.2 Labels or instructions: Labels or instructions are provided when content requires user input. Web Content Accessibility Guidelines (WCAG) 2.0,
  11. 11. Design with constraint s: Mobile apps
  12. 12. By concentrating solely on the bulge at the center of the bell curve we are more likely to confirm what we already know than learn something new and surprising. —Tim Brown Change By Design
  13. 13. Bell Curve
  14. 14. Example of accessibility audit spreadsheet
  15. 15. Accessibility barriers
  16. 16. Principles of Universal Design • Equitable Use • Flexibility in Use • Simple and Intuitive Use • Perceptible Information • Tolerance for Error • Low Physical Effort • Size and Space for Approach and Use North Carolina State University,
  17. 17. Building empathy through understanding
  18. 18. Learning accessible design patterns
  19. 19. The right column is a bad location for critical information
  20. 20. Boston South Station lobby
  21. 21. Commitment through specification of policies and standards
  22. 22. “We have an organizational mandate that UX won’t hand anything to engineering that cannot be made accessible.” —UX lead at health information provider
  23. 23. Accessible Design Maturity Continuum An Accessible Design Maturity Continuum,
  24. 24. Accessibility is a creative challenge, not a challenge to creativity Manifesto for Accessible User Experience,
  25. 25. Thank you! @sloandr @gradualclearing