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| Criterion |  Innovation Brainwriting |  Innovation Lean Startup |  Product Strategy Lean Canvas |  Facilitation Mind Mapping |
|---|---|---|---|---|
Purposedifferent | When loud voices or hierarchy distort the idea search, the method creates a quiet entry into joint development. It gives everyone thinking space and gathers contributions without social brakes, making diversity more visible and easier to build on. | For uncertain business assumptions, the method forces the idea into contact with real market reactions early. It separates wishful picture, assumption, and observable behavior, so that learning becomes faster than planning. This translates uncertainty into measurable insight. | When an early product bet still has too many open points, it brings target group, problem, and assumptions into a single view. It condenses the idea so core risks become nameable. | When a topic is still unclear and too many thoughts surface at once, Mind Mapping creates an open surface for ordering them. It makes connections, subtopics, and starting points visible without fixing them too early. |
Complexitydifferent | Low | Medium | Medium | Low |
Timedifferent | 15-30 min | Wochen bis Monate je Lernzyklus | 45-90 min | 15-45 min |
Participantsdifferent | 3-12 | 2-8 | 1-6 | 1-10 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Lean Canvas, Core Assumptions, Experiment Backlog | Mind Map, Topic Clusters, Open Questions |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | LeanStartupValidationMVP | StartupLeanAssumptionsBusiness model | BrainstormingIdeasMappingStructureFacilitation |