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| Criterion |  Innovation Reverse Brainstorming |  Operations A3 Problem Solving |  Innovation Round Robin Brainstorming |  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. | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | 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. | 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. |
Complexitydifferent | Low | Medium | Low | Low |
Timedifferent | 30-60 min | 45-90 min | 20-45 min | 45-90 min |
Participantsdifferent | 3-12 | 2-5 | 4-10 | 3-10 |
Formatdifferent | Workshop | Workshop + async | Workshop | Workshop |
Outputdifferent | Reverse Ideas, Risk Themes, Solution Ideas | A3 Report, Action Plan, Root Cause Analysis | Idea List, Cluster, Shortlist | Lotus Diagram, Idea Themes, Shortlist |
Tagsno overlap | BrainstormingIdeationCreativityRisk | LeanProblem solvingCoachingOperations | BrainstormingIdeationFacilitationInclusionCreativity | BrainstormingIdeationCreativityDivergenceWorkshop |