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| Criterion |  Facilitation 1-2-4-All |  Innovation Reverse Brainstorming |  Innovation Brainwriting |
|---|---|---|---|
Purposedifferent | 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. | 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 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. |
Complexitysame | Low | Low | Low |
Timedifferent | 10-20 min | 30-60 min | 15-30 min |
Participantsdifferent | 4-100+ | 3-12 | 3-12 |
Formatdifferent | Workshop | Workshop | Workshop + async |
Outputdifferent | Idea List, Shared Insights, Emergent Themes | Reverse Ideas, Risk Themes, Solution Ideas | Idea sheets, Expanded concepts, Prioritized list |
Tagsno overlap | FacilitationInclusionIdeation | BrainstormingIdeationCreativityRisk | BrainstormingCollaborationInclusionIdeas |
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