Literature Reviews
Reviewed research papers, articles, and publications relevant to digital accessibility.
95 results found tagged accessibility evaluation.
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Buildings and Users with Visual Impairment: Uncovering Factors for Accessibility Using BIT-Kit
This paper introduces BIT-Kit (Building Interactions Tool-kit), a mixed-method framework for gathering evidence about how buildings impact the accessibility of users with visual impairments. The framework combines three methods: semi-structured inter…
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Is Accessibility Conformance an Elusive Property? A Study of Validity and Reliability of WCAG 2.0
This landmark study investigates whether WCAG 2.0's definition of "Reliably Human Testable"—that at least 80% of knowledgeable evaluators would agree on an audit conclusion—is actually achievable in practice. The researchers recruited 25 experienced …
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The Current Status of Accessibility in Mobile Apps
This large-scale empirical study evaluated the accessibility of 479 Android apps from Google Play across 23 business categories using IBM Mobile Accessibility Checker (MAC), an automated tool that maps accessibility rules to GUI widget categories. Th…
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Accessible Web Design for Older Adults: Challenges and Solutions
This systematic literature review analyzes 4,052 articles published between 2014 and 2023 to comprehensively map the challenges older adults face online and the solutions proposed to address them. Using the PRISMA methodology and PICO framework, the …
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"I knew that, I was just testing you": Understanding Older Adults' Impression Management Tactics During Usability Studies
This paper investigates how older adults (65+) engage in impression management (IM) during usability studies—conscious or unconscious behaviors to present themselves favorably to researchers. While IM is known to affect research validity, its specifi…
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Tension, what tension?: Website accessibility and visual design
This paper from City University London directly challenges the widespread belief among web designers that accessible websites must be visually plain and boring. The researchers conducted a large-scale evaluation of 100 websites, starting with automat…
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Metrics for accessibility on the Vamolà project
This paper describes the Vamolà project (Italian acronym for "accessibility validator and monitor"), a collaboration between the University of Bologna and the Emilia Romagna Region that integrates an accessibility validator with a monitoring system d…
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User tests demonstration: real experiences in measuring web accessibility needs for people with disabilities and the elderly
This workshop paper from the ONCE Foundation, CIDAT, and Technosite in Spain describes a practical demonstration of user testing with people with disabilities and elderly participants as part of web accessibility evaluation. Set within the European p…
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Analysis and integration of web accessibility metrics
This Google Student Award paper presents OceanAcc, a semi-automatic accessibility evaluation and analysis tool developed as a thesis project at the University of Buenos Aires. OceanAcc addresses a practical gap: while several accessibility metrics ha…
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An educational tool to support the accessibility evaluation process
This paper describes the Accessibility Evaluation Assistant (AEA), a web-based knowledge management tool designed to help novice auditors — primarily computing students — conduct meaningful accessibility evaluations without expert knowledge or access…