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| Criterion |  Delivery Communication Plan |  Decision Making Pre-Mortem |  Decision Making Argument Mapping |  Architecture Architecture Communication Canvas |
|---|---|---|---|---|
Purposedifferent | When many people need to be informed in parallel and messages would otherwise arrive unevenly or too late, a Communication Plan orders communication reliably. Channels, audiences, and cadences interlock so important information doesn't get lost. | 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. | When statements, evidence, and counterarguments get mixed up, a debate quickly loses its structure. Argument Mapping breaks a thesis down into its reasoning and makes visible what it really rests on. | The Architecture Communication Canvas plans architecture communication so the right people receive the right message. The method turns technical complexity into deliberate communication design. |
Complexitydifferent | Low | Low | Medium | Medium |
Timedifferent | 45-90 min | 20–45 min | 1-3 h | 60-120 min |
Participantsdifferent | 2-6 | Small cross-functional group | 1-8 | 2-8 |
Formatdifferent | Workshop + async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Communication Plan, Channel Matrix, Message Cadence | Risk list, Mitigation plan, Assumption log | Argument Map, Evidence Gaps, Decision Rationale | Communication Canvas, Stakeholder Messages, Architecture Communication Plan |
Tagsno overlap | CommunicationStakeholdersDeliveryPlanning | RiskDecisionFailurePlanning | SensemakingDecisionRationale | ArchitectureCommunicationStakeholdersCanvas |