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CSE590 SO - Spring 2005 Ebooks and Accessibility Katherine Deibel Computer Science & Engineering University of Washington
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CSE590 SO - Spring 2005 1 Personal Biases Research: Development and evaluation of Ebook technology for users with dyslexia and other reading disorders Disability Advocate Disability Advocacy Student Alliance (DASA) http://students.washington.edu/dasa International Dyslexia Association http://interdys.org/
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CSE590 SO - Spring 2005 2 Defining Disability Americans with Disabilities Act (1990) a physical or mental impairment that substantially limits one or more of the major life activities of such individual; a record of such an impairment; or being regarded as having such an impairment
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CSE590 SO - Spring 2005 3 Defining Physical Impairment Americans with Disabilities Act (1990): Any physiological disorder or condition, cosmetic disfigurement, or anatomical loss affecting one or more of the following body systems: neurological, musculoskeletal, special sense organs, respiratory (including speech organs), cardiovascular, reproductive, digestive, genitourinary, hemic and lymphatic, skin, and endocrine
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CSE590 SO - Spring 2005 4 Defining Mental Impairment Americans with Disabilities Act (1990): Any mental or psychological disorder, such as mental retardation, organic brain syndrome, emotional or mental illness, and specific learning disabilities.
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CSE590 SO - Spring 2005 5 Practical Definition(s) Disability: A diagnosed medical condition that deviates from a defined norm A condition that can substantially limit major life activities A condition that might entitle an individual to legal protection and special services
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CSE590 SO - Spring 2005 6 Types of Disabilities Sensory Deafness*** Blindness Low vision Color blindness Meares-Irlen Syndrome
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CSE590 SO - Spring 2005 7 Types of Disabilities Sensory Mobility Paraplegia Quadriplegia Ataxia Cerebral palsy Arthritis Amputation
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CSE590 SO - Spring 2005 8 Types of Disabilities Sensory Mobility Cognitive Learning Disorders Dyslexia Dyscalculia Dysgraphia Speech Disorders Aphasia Stuttering Autism Mental retardation
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CSE590 SO - Spring 2005 9 Types of Disabilities Sensory Mobility Cognitive Psychological Depression Unipolar Bipolar Anxiety Schizophrenia Phobias Behavior Disorders ADD/ADHD Tourette Syndrome
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CSE590 SO - Spring 2005 10 Types of Disabilities Sensory Mobility Cognitive Psychological Others Chronic Disease Asthma Diabetes AIDS Cancer Chronic Fatigue Syndrome Addiction / Recovery Obesity
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CSE590 SO - Spring 2005 11 Print Accessibility Sensory Mobility Cognitive
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CSE590 SO - Spring 2005 12 Print Accessibility Sensory Mobility Cognitive Blindness: Printed Braille Computer Braille Reader Tactile Graphics
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CSE590 SO - Spring 2005 13 Print Accessibility Sensory Mobility Cognitive Blindness: Text-To-Speech
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CSE590 SO - Spring 2005 14 Print Accessibility Sensory Mobility Cognitive Low Vision: Text-To-Speech Magnification Lens-Based On-Screen Text Re-Rendering Large Print Books Computer-Based
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CSE590 SO - Spring 2005 15 Print Accessibility Sensory Mobility Cognitive Book Holder Page Turner Text-To-Speech On-Screen Magnification Book Holder Page Turner Text-To-Speech On-Screen Magnification
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CSE590 SO - Spring 2005 16 Print Accessibility Sensory Mobility Cognitive Book Holder Page Turner Text-To-Speech On-Screen Magnification Learning Disabilities: Color Overlays Text Re-Rendering Large-Print Books Computer-Based Text-To-Speech
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CSE590 SO - Spring 2005 17 Disability Laws Americans with Disabilities Act (1990) Extends Civil Rights Act (1964) to people with disabilities: Requires reasonable accommodations for: Employment Public Services (including transportation) Public Accommodations Telecommunications
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CSE590 SO - Spring 2005 18 Disability Laws Individuals with Disabilities Education Act (1975, 1997): Requires schools to provide free educational interventions for children with learning disabilities Special classes Learning aids Testing modifications
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CSE590 SO - Spring 2005 19 Disability Laws Rehabilitation Act, Section 504 (1973): Precursor to the ADA Allows individuals to petition for disability accommodations Guarantees equal opportunity for education
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CSE590 SO - Spring 2005 20 Disability Laws Rehabilitation Act, Section 508 (1998): Federal electronic and information technology must be accessible Equal access to technology Equal access to information Mandates accessible web pages Not the same as the W3C accessible guidelines
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CSE590 SO - Spring 2005 21 Law & Access to Print How is accessible text provided? ADA…No Rules IDEA…No Rules Section 504No Rules Section 508No Rules The Bottom Line: Handled mostly case by case or state by state
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CSE590 SO - Spring 2005 22 “Computer files or electronic versions of printed instructional materials shall be provided…” “These supplemental materials shall be provided to the public or private institution of higher education at no additional cost and in a timely manner, upon receipt of a written request…” WA State Bill 6501 (2004)
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CSE590 SO - Spring 2005 23 KY State Bill 85 (2003) Postsecondary Textbook Accessibility Act Extends earlier bill for K-12 Mandates publishers to provide electronic versions of instructional texts upon request Specifies response time: “…an electronic format version of requested instructional material within fifteen (15) working days of receipt of an appropriately completed request.”
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CSE590 SO - Spring 2005 24 Is Access Enough? Most laws specify some structure for accessible text: “Structural order of material shall be maintained. Structural elements, such as headings, lists, and tables must be identified using current markup and tools.” Accessible structure? What file format?
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CSE590 SO - Spring 2005 25 New York’s Chapter 219 Hierarchy of preferred formats for electronic textbooks 1. DAISY 2. Accessible HTML 3. Accessible PDF 4. Microsoft Word and ASCII
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CSE590 SO - Spring 2005 26 HTML Highly structured language W3C’s Web Accessibility Initiative (WAI) Possible for authors to create highly structured, accessible documents Possible for authors to create documents with little or no structure Structure facilitates navigation Growing AT support for well-structured, accessible markup
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CSE590 SO - Spring 2005 27 Microsoft Word Proprietary Format Structure possible through styles and formatting, though authors seldom use No HTML-like accessible table structure Structural information (e.g., headings, alternate text) not communicated effectively to AT Structure is passed on to other file formats when documents are exported
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CSE590 SO - Spring 2005 28 PDF OS-independent file format Only tagged PDFs are accessible Has HTML-like structure Supports alternate text for images Many PDF authoring tools don’t support it Difficult to add structure / tag an untagged document
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CSE590 SO - Spring 2005 29 DAISY A formal ANSI/NISO specification for digital talking books (http://www.daisy.org) An XML language for adding structure to books text-only text-with-synchronized audio A growing number of production and playback tools Typically viewed at the most accessible format for Ebooks
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CSE590 SO - Spring 2005 30 DAISY – The Downside Standard allows for six categories: From full audio and title text only… …to no audio and full text Focuses heavily on text-to-speech Talking books do not address all print accessibility issues Text-to-speech has adoption issues
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CSE590 SO - Spring 2005 31 The Future? How does DRM fit into Ebooks and Accessibility? How will publishers respond to these laws in the long run? HCI research on Ebook usability? Education research on Ebook use? ???
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