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| Criterion |  Product Discovery Context Canvas |  Innovation Round Robin Brainstorming |  Innovation Reverse Brainstorming |  Innovation Rolestorming |
|---|---|---|---|---|
Purposedifferent | When an environment of users, systems, and constraints is hard to grasp, it puts the context compactly on the table. It creates a clear reading of influence, boundary, and dependency. | 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. | 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. | When a search for ideas stalls, switching roles helps people step outside their own perspective and activate new logics of action. The method reduces habit because contributions arise from a different stance. This brings unfamiliar, often fitting solution approaches into play. |
Complexitysame | Low | Low | Low | Low |
Timedifferent | 45-90 min | 20-45 min | 30-60 min | 30-60 min |
Participantsdifferent | 3-10 | 4-10 | 3-12 | 3-12 |
Formatsame | Workshop | Workshop | Workshop | Workshop |
Outputdifferent | Context canvas, Open questions, Shared context notes | Idea List, Cluster, Shortlist | Reverse Ideas, Risk Themes, Solution Ideas | Rollenkarten, Ideenpool pro Rolle, Konsolidierte Shortlist |
Tagsno overlap | ContextFramingRequirementsCanvas | BrainstormingIdeationFacilitationInclusionCreativity | BrainstormingIdeationCreativityRisk | BrainstormingIdeationCreativity |