Inclusive Design: an Introduction to Accessibility - Radina Matic - DrupalCon - Barcelona 2015
Introduction to accessibility design
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Transcript of Introduction to accessibility design
1© 2013 Yahoo. Confidential & Proprietary. Do not share or distribute.
Introduction to design AccessibilityDesign for everyone
Sultan Shalakhti June 2014⎪
3© 2013 Yahoo. Confidential & Proprietary. Do not share or distribute.
Some of your audience might not
be able to:
See well or at allHear well or at all
Move well or at all Speak well or at all
Understand information in some ways well or at all.
Accessib i l i ty is
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Accessibility Levels
Priority 1 or 'A' level accessibility Achieving this level is a basic requirement for some groups to be able to access information and use Web documents.
Priority 2 or 'AA' level accessibility if this and priority 1 are satisfied Achieving this level will remove significant barriers to accessing information in web documents.
Priority 3 or 'AAA' level accessibility if this and priority 1 and 2 are satisfied Achieving this level will improve access to web documents. A web content developer may address this level, otherwise, one or more groups will find it somewhat difficult to access information in the document.
Source: WCAG
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Accessibility Facts
• Nearly 1 in 5 People Have a Disability in the world.• 57 Million Americans have a Disability.• females have higher rates of disability than males.• According to UNICEF, 30 per cent of street youths have some kind of disability.• In the United Kingdom, 75 per cent of the companies of the FTSE 100 Index on the
London Stock Exchange do not meet basic levels of web accessibility, thus missing out on more than $147 million in revenue.
• 500 Million people (7% of the world's population) are over the age of 65.• 35 Million people are over the age of 85• 15% of the world's population is expected to be over 65 by 2050.• Aging and disability are linked. 52.6% of people over age 75 have disabilities. • Disabilities are differently distributed in advanced and developing countries.• Over 1 billion people (16% of the world's population) cannot read.
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Computer and Mobile Usage Accessibility Facts
• 23.5% of the world's population has Internet access right now (that's about 1.5 billion
people) . This number has more than tripled since 2000, and is expected to continue its
rapid increase.• However, people with disabilities use the Internet much less than people without
disabilities. According to a 2010 US government study, the overall adoption rate of
home broadband was 68%, but only 38% for people with disabilities.• According to Lighthouse International, in the US 51% of persons (all ages) with no
disability regularly use a personal computer, compared to 13% of persons with
vision problems. While 23% of persons without a disability have never used a
computer, 70% of those with a visual problem have never used one.• There are more than 4 billion mobile phone subscribers worldwide. Many of these
phones also have access to Internet resources.
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