... use-cases contain descriptions of user objects and Go!Keyword Go!Rantzer (Chapter 7) describes a framework where the notion of user interface is expanded to include user documentation. Two of the ... July), OZCHI (McFarland and Dayton, 1995,November), CHI (Dayton, Kramer, McFarland, and Heidelberg, 1996,April), APCHI (Kramer and Dayton, 1996, June), and HFES (Dayton,Kramer, and Bertus, 1996, ... anessential model, transforms the essential model into a user s model, and finally, transforms the user s model into the user interface presentation and interaction elements. It is this series of transformations...