We know the importance of identifying the use cases that enable our business goals. We also know the value of understanding the actors that will use our products. This article shows how to demonstrate a simple but powerful view that maps the use cases to the actors.
Global Actor Hierarchies and Personas
We use actor hierarchies to organize the different users of a system. Different people play different roles, and thus do different jobs. We use different actors to identify and organize those people. When deploying a system globally, we usually discover people that do the same jobs, but do them differently. […]
Elastic Users, Actors, and Roles
In About Face 2.0, Alan Cooper describes the elastic user as an ill-defined user who’s characteristics change to suit the needs of the developer – sometimes an expert and sometimes a novice. However, some of the otherwise good techniques for managing actors and use cases exacerbate this problem instead of […]
Use case series: UML 2.0 use case diagrams
The UML way to organize and manage use cases. Pros Provides a high level view of the use cases in a system, solution, or application. Clearly shows which actors perform which use cases, and how use cases combine to form business processes Cons Presents an “inside-out†view of the sytem. […]