On Change and Tasks

  title={On Change and Tasks},
  author={Peter J. Wild and Robert Duncan Macredie},
This paper observes that task analysis, despite its prominence in many HCI approaches, embodies a limited perspective on change sources and manifestations. The paper starts with a critique of the change management perspective ofTA methods and illustrates the argument with two examples — Interacting Cognitive Subsystems, and Task Knowledge Structures. Following this, we examine some broader change sources, manifestations and their implications. The paper continues by presenting an overview of… CONTINUE READING