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Selected:Reverse BrainstormingATAM (Architecture Tradeoff Analysis Method)1-2-4-AllRound Robin Brainstorming
| Criterion |  Innovation Reverse Brainstorming |  Architecture ATAM (Architecture Tradeoff Analysis Method) |  Facilitation 1-2-4-All |  Innovation Round Robin Brainstorming |
|---|---|---|---|---|
Purposedifferent | 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. | 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. | When many people in a group too rarely get to speak, 1-2-4-All distributes thinking time more fairly. The format builds participation step by step and makes quiet or still-unformed thoughts usable faster. | With unevenly distributed speaking time, the method brings every person into the contribution one after another. It prevents early voices from setting the direction while still producing a shared idea space. This makes participation plannable and the team's diversity visible. |
Complexitydifferent | Low | High | Low | Low |
Timedifferent | 30-60 min | Several meetings plus preparation and analysis; total effort depends on scope | 10-20 min | 20-45 min |
Participantsdifferent | 3-12 | Evaluation team, architects, and relevant stakeholders | 4-100+ | 4-10 |
Formatdifferent | Workshop | Workshop + async | Workshop | Workshop |
Outputdifferent | Reverse Ideas, Risk Themes, Solution Ideas | Prioritized quality scenarios in a utility tree, Architecture risks with reasoning and assumptions, Sensitivity and trade-off points, Findings report with open investigations | Idea List, Shared Insights, Emergent Themes | Idea List, Cluster, Shortlist |
Tagsno overlap | BrainstormingIdeationCreativityRisk | ArchitectureQualityRiskTradeoffsStakeholders | FacilitationInclusionIdeation | BrainstormingIdeationFacilitationInclusionCreativity |