%0 Book Section %B Frontiers of human-centred computing, online communities and virtual environmentsFrontiers of human-centred computing, online communities and virtual environments %D 2001 %T Universal usability: a research agenda for human—computer interaction to empower every citizen %A Shneiderman, Ben %B Frontiers of human-centred computing, online communities and virtual environmentsFrontiers of human-centred computing, online communities and virtual environments %I Springer-Verlag %C London, UK %P 179 - 189 %8 2001/// %@ 1-85233-238-7 %G eng