In this paper, we describe a set of claims that have evolved from our work in designing visual representations of groups in online environments. We argue that these claims can ser...
Two experiments investigated the effects of system response time (SRT) on hypertext navigation. Dependent variables were residence time, emotional strain and memory performance. A...
One component of a user's interaction with computer systems is commonly referred to as `flow'. Flow is an important consideration in interactive system design as it enca...