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Selected:How Might WeATAM (Architecture Tradeoff Analysis Method)Design CharretteReverse Brainstorming
| Criterion |  Innovation How Might We |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Innovation Design Charrette |  Innovation Reverse Brainstorming |
|---|---|---|---|---|
Purposedifferent | With a stuck problem carrying many implicit assumptions, the method translates observations into open, workable questions. It sharpens the problem frame without pre-thinking the solution, turning frustration or fuzziness into a search space with clear direction. | ATAM helps teams weigh architecture decisions when quality goals compete. The team considers business goals, stakeholder expectations, and technical decisions together. The evaluation shows which risks need further investigation. | In a tightly timed design process with many participants, the method pools several lines of thinking in a short time. It brings parallel design energy without letting the discussion tip into endless coordination. This quickly produces solid directions for architecture or space. | For persistent errors or blockages, the method shifts the view to the opposite of the desired effect. It exposes the mechanics of failure and makes hidden causes easier to grasp. This makes improvement more concrete and the problem clearer. |
Complexitydifferent | Low | High | Medium | Low |
Timedifferent | 30–45 min | Several meetings plus preparation and analysis; total effort depends on scope | Halber Tag bis mehrere Tage | 30-60 min |
Participantsdifferent | 1-10 | Evaluation team, architects, and relevant stakeholders | 10-50 | 3-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop |
Outputdifferent | HMW Questions, Challenge Framing, Idea Prompts | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Sketches and Concepts, Consolidated Solution Sketch, Prioritized Direction | Reverse Ideas, Risk Themes, Solution Ideas |
Tagsno overlap | FramingOpportunityIdeationQuestions | ArchitectureQualityRiskTradeoffsStakeholders | BrainstormingWorkshopCollaborationIdeation | BrainstormingIdeationCreativityRisk |