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