Accessibility as a Driver for User Experience
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Transcript of Accessibility as a Driver for User Experience
Accessibility as a Driver for User Experience
David Sloan and Sarah HortonWebVisions Barcelona 2015
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, uxfor.us/creativegoodmethod
Poll: What other arguments do you use for investment and support in doing UX?
Poll: How often are you successful?
Perceptions around accessibility influence empathy
Example of accessibility audit spreadsheet
Fax of Department of Justice letter to niversity
Public shaming, private shaming, legal action. What other arguments can be made?
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, uxfor.us/NNusability101
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, uxfor.us/accessguides
Design with constraints: Mobile apps
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
Bell Curve
Who Benefits from Accessible UX
Example of accessibility audit spreadsheet
Accessibility barriers
Removed using universal design principles
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, uxfor.us/universal-design
Building empathy through understanding
empat.io/arend
Learning accessible design patterns
The right column is a bad location for critical
information
Boston South Station lobby
Commitment through specification of policies and standards
“We have an organizational mandate that UX won’t hand anything to engineering that cannot be made accessible.”—UX lead at health information provider
Accessible Design Maturity Continuum
An Accessible Design Maturity Continuum, uxfor.us/mature-it
Accessibility is a creative challenge, not a challenge to creativity
Manifesto for Accessible User Experience, accessibleux.org
Thank you!@sloandr@gradualclearing