Items where Author is "Johnson, Valerie"

Item Type No Grouping

Experiences of user-centred design of information and communication technologies with disabled and elderly people : the work of the Sensory Disabilities Research Unit. (2001) Valerie Johnson, Anne-Marie O'Neill and Helen Petrie

Inexpensive tactile interaction for blind computer users : two application domains. (1997) Helen Petrie, Valerie Johnson, Pete McNally, Anne-Marie O'Neill, Dennis Majoe and S. Morley

MoBIC: An Aid to Increase the Independent Mobility of Blind Travellers. (1997) Helen Petrie, Valerie Johnson, Thomas Strothotte, Andreas Raab, R. Michel, Lars Reichert and Axel Schalt