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| Criterion |  Innovation Lean Startup |  Innovation Brainwriting |  Facilitation 1-2-4-All |  Innovation Round Robin Brainstorming |
|---|---|---|---|---|
Purposedifferent | 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 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. | 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 | Medium | Low | Low | Low |
Timedifferent | Wochen bis Monate je Lernzyklus | 15-30 min | 10-20 min | 20-45 min |
Participantsdifferent | 2-8 | 3-12 | 4-100+ | 4-10 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop |
Outputdifferent | Hypothesis list, MVPs, Learning reports, Pivot or persevere decision | Idea sheets, Expanded concepts, Prioritized list | Idea List, Shared Insights, Emergent Themes | Idea List, Cluster, Shortlist |
Tagsno overlap | LeanStartupValidationMVP | BrainstormingCollaborationInclusionIdeas | FacilitationInclusionIdeation | BrainstormingIdeationFacilitationInclusionCreativity |