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| Criterion | ![]() Decision Making Assumption Surfacing | ![]() Operations Fault Tree Analysis | ![]() Decision Making Delphi Method |
|---|---|---|---|
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. | For a critical top event with several possible triggers, the method logically models failure paths. It makes visible which combinations of conditions can lead to damage. | When knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. |
Complexitydifferent | Low | High | High |
Timedifferent | 45-90 min | 2-6 h | 1-4 Wochen |
Participantsdifferent | 2-8 | 3-8 | 6-30 Experten |
Formatdifferent | Workshop + async | Workshop + async | Async |
Outputdifferent | Assumption List, Critical Assumptions, Learning Plan | Fault Tree, Critical Paths, Cause Hypotheses, Control Actions | Expert Forecast, Consensus Range, Assumption Notes |
Tagsno overlap | AssumptionsRiskDecisionDiscovery | RiskRoot causeSafety | ForecastingExpertsDecisionStrategy |
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