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Criterion
Paper illustration of a calm four-quadrant Assumption Map with hypothesis cards and emphasis on important assumptions with little evidence.
Product Discovery
Assumption Mapping
A hypothetical failure makes concrete risks, signals, and fitting mitigations visible.
Decision Making
Pre-Mortem
Paper illustration for TRIZ
Innovation
TRIZ
Paper illustration for Contradiction Analysis.
Innovation
Contradiction Analysis
Purposedifferent
When assumptions still sit unordered in the room, it weighs uncertainty against leverage. It makes visible which hypotheses should be checked first.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 technical contradictions or trade-offs, the method looks for solutions that resolve opposing requirements at the same time. It translates limits into an explicit picture of conflict that becomes workable. This produces not just compromises but more elegant principles.When a system should improve while another measure suffers as a result, the method makes the underlying conflict precisely formulable. It separates the desired effect from its side effect. This makes solutions possible that address the contradiction deliberately instead of half-heartedly.
Complexitydifferent
MediumLowHighMedium
Timedifferent
45-60 min20–45 min1-4 h60-120 min
Participantsdifferent
2-8Small cross-functional group2-82-8
Formatdifferent
Workshop + asyncWorkshopWorkshop + asyncWorkshop
Outputdifferent
Assumption map, Test backlog, Risk rankingRisk list, Mitigation plan, Assumption logContradiction Statement, Inventive Principles, Solution ConceptsContradiction Statement, Abstraction Notes, Solution Principles, Concept Ideas
Tagsno overlap
AssumptionsRiskExperimentsValidation
RiskDecisionFailurePlanning
InnovationProblem solvingContradictionsCreativity
ContradictionsInnovationProblem solving
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