The Fourth "Web Accessibility Challenge", sponsored since 2008 by Microsoft, is organised to give an opportunity to researchers and developers of advanced Web accessibility technologies for showcasing their technologies to technical leaders in this area not only from academia and industry but also from end-users. To encourage and accelerate development of innovative and practically usable Web accessibility technologies; the Challenge is one part of the conference in which new experimental systems and technologies are submitted, compared, and judged by our independent panel of experts as to the most significant advance in research technology in accessibility for that year.

This Years Competitors Are:

• The AccDC Enterprise API for Advanced UI Automation. Bryan Garaventa
• Improving the Accessibility of Dynamic Web Content for Older Users. Darren Lunn and Simon Harper
• Web Educational Services for All: The APEINTA project. Ana Iglesias, Lourdes Moreno, Belén Ruiz, José Luis Pajares, Javier Jiménez, Juan Francisco López, Pablo Revuelta and Julián Hernández
• WaaT: Personalised Web Accessibility Evaluation Tool. Theofanis Oikonomou, Nikolaos Kaklanis, Konstantinos Votis, Grammati-Eirini Kastori, Nikolaos Partarakis, and Dimitrios Tzovaras
• HapticRiaMaps: Towards Interactive exploration of Web World maps for the Visually Impaired. Nikolaos Kaklanis, Konstantinos Votis, Panagiotis Moschonas, and Dimitrios Tzovaras
• Farfalla project: browser-based accessibility solutions. Andrea Mangiatordi and Harpreet Singh Sareen
• Crowdsourcing Correction of Speech Recognition Captioning Errors. Mike Wald
• Southampton Accessibility Tools. Mike Wald, E. A. Draffan, S. Skuse, R. Newman, C. Phethean
• AccessibleNews DAISY: Newspapers in DAISY. Gaurang Kanvinde, Saurabh Gupta