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| Criterion |  Facilitation World Café |  Facilitation 1-2-4-All |  Innovation Round Robin Brainstorming |  Innovation Reverse Brainstorming |
|---|---|---|---|---|
Purposedifferent | When a group needs to connect many viewpoints in a short time, World Café creates a calm alternation between closeness and rotation. It sets thinking in motion without forcing the conversation into full-plenary rigidity. | 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. | 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. |
Complexitydifferent | Medium | Low | Low | Low |
Timedifferent | 60-180 min | 10-20 min | 20-45 min | 30-60 min |
Participantsdifferent | 12-100+ | 4-100+ | 4-10 | 3-12 |
Formatsame | Workshop | Workshop | Workshop | Workshop |
Outputdifferent | Table Notes, Emergent Themes, Shared Questions | Idea List, Shared Insights, Emergent Themes | Idea List, Cluster, Shortlist | Reverse Ideas, Risk Themes, Solution Ideas |
Tagsno overlap | FacilitationDialogueLarge groupSensemaking | FacilitationInclusionIdeation | BrainstormingIdeationFacilitationInclusionCreativity | BrainstormingIdeationCreativityRisk |