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Criterion
Paper timeline with three dates, parallel lanes for work, signals and decisions, and labeled links.
Facilitation
Timeline
A hypothetical failure makes concrete risks, signals, and fitting mitigations visible.
Decision Making
Pre-Mortem
Paper illustration of the Lightning Decision Jam working structure.
Facilitation
Decision Jam
Paper illustration of an assumption matrix with prioritized test cards
Decision Making
Assumption Surfacing
Purposedifferent
When a project, incident, or change process is only remembered in fragments, Timeline brings the sequence back into a readable form. It makes turning points, precursors, and after-effects recognizable over the course of time.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 a decision is stuck, Decision Jam loosens the knot through structured separation of problem, idea, and selection. The format creates movement without jumping prematurely at the first seemingly elegant answer.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.
Complexitysame
LowLowLowLow
Timedifferent
30-90 min20–45 min60-90 min45-90 min
Participantsdifferent
2-12Small cross-functional group4-102-8
Formatdifferent
Workshop + asyncWorkshopWorkshopWorkshop + async
Outputdifferent
Timeline, Milestones, Insight NotesRisk list, Mitigation plan, Assumption logProblem Cluster, Prioritized Challenge, ExperimentAssumption List, Critical Assumptions, Learning Plan
Tagsno overlap
TimelineFacilitationSequence
RiskDecisionFailurePlanning
FacilitationDecisionProblem solvingWorkshop
AssumptionsRiskDecisionDiscovery
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