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| Criterion |  Innovation Reverse Brainstorming |  Innovation Crazy 8s |  Decision Making DACI |  Innovation Lotus Blossom |
|---|---|---|---|---|
Purposedifferent | 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. | With only a few minutes available and a still-fuzzy solution search, the method forces a wide range of variants. It produces fast sketches before the first idea can settle in, making different directions directly comparable and open to further development. | In cross-functional decisions, responsibilities quickly blur between approval, influence, and execution. DACI arranges these roles so decision pressure, contribution, and information stay cleanly separated. | When a central question feels too large, the method breaks it into neighboring topic fields with their own depth of ideation. It holds structure and openness at the same time, so adjacent perspectives don't get lost. This grows an idea space out of a core problem. |
Complexitysame | Low | Low | Low | Low |
Timedifferent | 30-60 min | 8-15 min | 30-60 min | 45-90 min |
Participantsdifferent | 3-12 | 1-10 | 2-10 | 3-10 |
Formatdifferent | Workshop | Workshop | Workshop + async | Workshop |
Outputdifferent | Reverse Ideas, Risk Themes, Solution Ideas | Sketch Set, Idea Shortlist, Direction Options | DACI Matrix, Decision Owner, Decision Log | Lotus Diagram, Idea Themes, Shortlist |
Tagsno overlap | BrainstormingIdeationCreativityRisk | BrainstormingSketchingSpeedDivergenceDesign sprint | DecisionRolesGovernanceAlignment | BrainstormingIdeationCreativityDivergenceWorkshop |