Marion, C 1999 "What is interaction design?" A thought-provoking essay on interaction design by an information designer and architect, originally published in the May 1999 issue of News and Views, the publication of the Philadelphia Metro Chapter of the Society for Technical Communications. In it he discusses where the term interaction design came from and how it relates to HCI and information design. Written in an accessible form.
Winograd T. 1997 "From Computing Machinery to Interaction Design" Published online by permission from Peter Denning and Robert Metcalfe (eds.) Beyond Calculation: The Next Fifty Years of Computing, Springer-Verlag, 149-162.
This article gives an in-depth explanation of interaction design.
Ch 1: What is Interaction Design
(in particular in this chapter, note the section on usability goals, user experience goals, and design principles and heuristics) View a powerpoint summary of this chapter (11Mb)
Jones, M & Marsden, G. 2006 ‘Mobile Interaction Design. Wiley Publishing