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| Criterion |  Innovation Brainwriting |  Decision Making Pre-Mortem |  Decision Making Constraint Analysis |  Engineering Failure Scenario Analysis |
|---|---|---|---|---|
Purposedifferent | 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. | In early initiatives with many uncertainties, planning quickly turns too optimistic. A pre-mortem makes the expected failure visible in advance and sharpens the view of causes, gaps, and countermeasures. | When an initiative stalls, the limit often lies not in the idea but in hard or soft boundary conditions. Constraint Analysis separates these limits and shows which of them can actually be shaped. | In critical processes, it is not enough to plan only for the normal case. Failure Scenario Analysis looks at the path into failure and shows which failures, chains, and control gaps cause the most damage. |
Complexitydifferent | Low | Low | Low | Medium |
Timedifferent | 15-30 min | 20–45 min | 30-90 min | 1-3 h |
Participantsdifferent | 3-12 | Small cross-functional group | 2-8 | 3-8 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop |
Outputdifferent | Idea sheets, Expanded concepts, Prioritized list | Risk list, Mitigation plan, Assumption log | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | Failure Scenarios, Risk Notes, Control Gaps, Test and Response Actions |
Tagsno overlap | BrainstormingCollaborationInclusionIdeas | RiskDecisionFailurePlanning | ConstraintsDecisionPlanningOptions | FailureResilienceRisk |