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| Criterion |  Delivery Value Stream Mapping |  Decision Making Risk Matrix |  Product Strategy ICE Scoring |  Decision Making Assumption Surfacing |
|---|---|---|---|---|
Purposedifferent | When delivery work dissolves into wait times, handoffs, and hidden effort, Value Stream Mapping makes the actual flow visible. The method exposes bottlenecks, idle time, and feedback loops so lead time and improvement levers become tangible. | When a project faces many possible disruptions, it quickly becomes unclear which risks deserve attention first. It separates options, evaluation criteria, and open risks. The result is captured as a Risk Matrix and a Top Risk List. | When ideas need sorting quickly, it condenses impact, confidence, and effort into one compact score. It connects customer value, product logic, and decision priorities. The result is captured as an ICE table and top-ideas list. | 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. |
Complexitydifferent | Medium | Low | Low | Low |
Timedifferent | 1-3 h | 30-60 min | 30-60 min | 45-90 min |
Participantsdifferent | 4-10 | 3-10 | 2-8 | 2-8 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Current-state map, Future-state map, Bottleneck list | Risk Matrix, Top Risk List | ICE Table, Top Idea List | Assumption List, Critical Assumptions, Learning Plan |
Tagsno overlap | LeanFlowWasteDelivery | RiskDecisionPrioritizationAssessment | PrioritizationScoringGrowthDecision | AssumptionsRiskDecisionDiscovery |