By Yvonne Rogers
Idea is the bedrock of many sciences, delivering a rigorous technique to improve wisdom, via trying out and falsifying hypotheses approximately observable phenomena. first of all, the nascent box of HCI the medical approach borrowing theories from cognitive technological know-how to check theories approximately consumer functionality on the interface. yet HCI has emerged as an eclectic interdiscipline instead of a well-defined technological know-how. It now covers all facets of human existence, from beginning to bereavement, via all demeanour of computing, from machine ecologies to nano-technology. It comes as no shock that the position of conception in HCI has additionally drastically improved from the early days of medical trying out to incorporate different features reminiscent of describing, explaining, critiquing, and because the foundation for producing new designs. The ebook charts the theoretical advancements in HCI, either prior and current, reflecting on how they've got formed the sphere. It explores either the rhetoric and the truth: how theories were conceptualized, what used to be promised, how they've been used and which has made the main influence within the box -- and the explanations for this. eventually, it appears to be like to the longer term and asks even if conception will proceed to have a job, and, if that is so, what this would be.
desk of Contents: creation / The Backdrop to HCI concept / The position and Contribution of idea in HCI / Classical Theories / glossy Theories / modern idea / dialogue / precis
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Extra resources for HCI Theory: Classical, Modern, and Contemporary
DIFFERENT ROLES AND EXPECTATIONS 17 • explanatory – in the sense of explicating relationships and processes; • predictive – enabling predictions to be made about user performance; • prescriptive – providing guidance for design; • generative – in the sense of enabling practitioners to create or invent or discover something new. They suggest that each serves a particular role in the HCI community: describing “objects and actions in a consistent and clear manner to enable cooperation” among researchers; explaining “processes to support education and training,” predicting performance “so as to increase the chances of success;” prescribing “guidelines, recommending best practices and cautioning about dangers” to practitioners, and generating novel ideas to improve research and practice.
Most notable was the situated action (SA) approach and ethnography. A main thrust of the SA approach was to examine the context in which users interact with technologies: or put in social terms, how people use their particular circumstances to achieve intelligent action. The approach known as ethnomethodology (Garfinkel, 1967; Garfinkel and Sacks, 1970) provided much of the conceptual and methodological underpinning for the early ethnography in HCI (Button, 1993). , “the hurly burly of social relations in the workplace and locally specific skills required to perform any task” (Anderson, 1994, p154).
Mental Models in a Nutshell Another popular concept that many researchers were attracted by to account for human-computer interactions, but ultimately struggled to explicate adequately, was mental models. The reason the term was so appealing was that it suggested a more dynamic way of characterizing the knowledge that people are assumed to have when interacting with a system, how that enables them to understand how a system works and to know what to do next. , 1992) it was difficult to show they existed and “ran” in the mind as assumed.