Using Schematic Scenarios to Understand User Needs
Scenarios
Why Scenarios?
Specifications and Scenarios
Scenario salience
Schematic Scenario Structure and Story Grammars
Using schematic scenarios to help propose designs
Example: Two collaborative meeting schedulers
Achievement goal structure
Mapping of goals to operations: E-mail version
Alternative version: Calendar goals and actions
Obstacles and goal elaboration (E-mail version)
Heuristics for scenario salience and coverage
Event trace view of a scenario
Schematic scenario view
"Wrong people" as a schematic scenario
Preparing for scenario analysis
"Old" study Ad hoc scenarios Potts et al (1994) (IEEE Software) 14 comparable scenarios But only five salient scenario partitions
Conclusions
Open questions...
Email: potts@cc.gatech.edu