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Criterion
A hypothetical failure makes concrete risks, signals, and fitting mitigations visible.
Decision Making
Pre-Mortem
Decision Tree method illustration showing its working structure
Decision Making
Decision Tree
Purposedifferent
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.For decisions with follow-on paths and dependencies, a linear comparison is often not enough. A Decision Tree shows how options branch under conditions and which consequences hang on each branch.
Complexitydifferent
LowMedium
Timedifferent
20–45 min30-90 min
Participantsdifferent
Small cross-functional group1-6
Formatdifferent
WorkshopWorkshop + async
Outputdifferent
Risk list, Mitigation plan, Assumption logDecision Tree, Option Map, Assumption List
Tags1 shared
RiskDecisionFailurePlanning
DecisionTreeOptions
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Often compared together

Methods with strong topical overlap with the current selection, not yet in the comparison.

Paper illustration for Constraint Analysis.
Decision Making
Constraint Analysis
Paper illustration of an assumption matrix with prioritized test cards
Decision Making
Assumption Surfacing
Paper illustration for Failure Scenario Analysis.
Engineering
Failure Scenario Analysis
Red Teaming method illustration showing its working structure
Decision Making
Red Teaming