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| Criterion | ![]() Decision Making Assumption Surfacing | ![]() Decision Making Constraint Analysis | ![]() Operations MORT Analysis |
|---|---|---|---|
Purposedifferent | Plans often contain assumptions that were never openly stated and remain dangerous precisely because of that. Assumption Surfacing makes these silent premises visible and prioritizes which of them carry the initiative or could sink it. | 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. | For a safety-relevant event or a system with high protection requirements, the method examines where controls failed. It exposes both technical and organizational gaps. |
Complexitydifferent | Low | Low | High |
Timedifferent | 45-90 min | 30-90 min | Mehrere Tage bis Wochen |
Participantsdifferent | 2-8 | 2-8 | 2-6 |
Formatsame | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Assumption List, Critical Assumptions, Learning Plan | Constraint List, Hard/Soft Classification, Option Impact Notes, Decision Boundaries | MORT Worksheets, Findings per Branch, Corrective Actions, Systemic Recommendations |
Tagsno overlap | AssumptionsRiskDecisionDiscovery | ConstraintsDecisionPlanningOptions | Root causeSafetySystemicIncident |
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