In User Interface Design

This article discusses a similar problem at the level of user interface design, a much smaller domain and one where there can be more hope. Here, there is usually just one responsible designer, or a small common-minded team, working with explicit utility functions (Ehn, 1988). The technology of interactive systems itself supports rational and experimental design (Thimbleby, 1988), and there are methods to improve designs, from practical (Gould & Lewis, 1985) to macro-theoretical (Moser, 1990) and micro-theoretical (Dix, 1991