Paul Englefield  IBM Warwick, MP5, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK (paul_englefiled@uk.ibm.com). Mr. Englefield joined IBM in 1978 and currently works as a senior usability consultant in the IBM Worldwide Ease of Use (EOU) team in Warwick, UK. He leads usability engagements for internal, commercial, and government clients, runs a team developing software tools for usability practitioners, leads a corporate work group on research and evaluation methods, and teaches both usability and accessibility skills. His interests include evaluation tools, inspection methods, task analysis, and design rationale; he has published a range of articles, papers, tutorials, and training materials on these topics. He has an M.Sc. degree in human-centered technology and holds five patents related to user interface technology. He is a member of the IBM corporate UCD (User Centered Design) advisory council and the British Computer Society HCI (Human-Computer Interaction) Education and Practice group. Away from the office, Paul enjoys acting in murder mysteries, studies jazz guitar, and makes great black-cherry pancakes.

Claire Paddison  IBM Warwick, MP5, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK (paddisonc@uk.ibm.com). Ms. Paddison is a usability and accessibility consultant working in IBM's Usability Competency Centre (UCC), part of the IBM Worldwide Ease of Use (EOU) Strategy and Design group in Warwick, UK. She first joined IBM as an industrial trainee at the Greenock manufacturing site in 1995. There she worked on monitor control usability and the out-of-box experience of the IBM customer. She returned to Greenock as a human factors engineer after graduating from Loughborough University with a B.Sc. degree in ergonomics. Today Claire works as a consultant advising customers on the design and evaluation of user interfaces, primarily for Web sites. She has practical experience in many areas of usability and particularly enjoys the challenge of design work. Her main area of expertise within the group is accessibility. She has published a range of articles and papers on evaluating for accessibility, acts as the accessibility focal point for her group, and also provides accessibility advice to many other groups within IBM.

Mark Tibbits  IBM Warwick, MP5, PO Box 31, Birmingham Road, Warwick CV34 5JL, UK (mark_tibbits@uk.ibm.com). Mr. Tibbits has many years of practical experience leading usability and accessibility consultancy engagements within the retail, government, automotive, banking, and insurance industries. Recent engagements include evaluating the efficiency, productivity, and accessibility of employee intranets, commerce Web sites, thin-client banking applications, and government Web sites. He also teaches usability design and evaluation to IBM product development teams and client design teams. In addition to his usability role, Mark acts as technical architect for a range of projects related to universal usability practitioner support tools.

Isha Damani  University of Warwick, Coventry CV4 7AL, UK (I.Damani@warwick.ac.uk). Miss Damani is currently in her final year at the University of Warwick majoring in computer and business studies. Her dissertation is on the subject of IT fads and foundations. Last year she participated in a work experience program with IBM Warwick, where she contributed to the studies described in this paper. She will be joining Deloitte in the fall of 2005.