Cognitive and learning difficulties and how they affect access to IT systems. - Simeon Keates; Ray Adams; Cathy Bodine; Sara J. Czaja; Wayne Gordon; Peter Gregor; Emily Hacker; Vicki L. Hanson; John Kemp; Mark Laff; Clayton Lewis; Michael Pieper; et al. (Univers. Access Inf. Soc., 2007)