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| Criterion |  Facilitation Timeline |  Facilitation 1-2-4-All |  Product Discovery Hypothesis Prioritization Canvas |  Facilitation Nominal Group Technique |
|---|---|---|---|---|
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. | When many people in a group too rarely get to speak, 1-2-4-All distributes thinking time more fairly. The format builds participation step by step and makes quiet or still-unformed thoughts usable faster. | When many hypotheses compete for attention, it brings order to their learning sequence and importance. It separates problem, assumption, solution, and evidence. The result is captured as a prioritization canvas and a hypothesis backlog. | When loud voices could dominate a round, Nominal Group Technique protects individual thinking time from group effects. It collects ideas separately first and only then enables shared weighting. |
Complexitydifferent | Low | Low | Medium | Medium |
Timedifferent | 30-90 min | 10-20 min | 60-90 min | 60-120 min |
Participantsdifferent | 2-12 | 4-100+ | 3-8 | 5-12 |
Formatdifferent | Workshop + async | Workshop | Workshop | Workshop |
Outputdifferent | Timeline, Milestones, Insight Notes | Idea List, Shared Insights, Emergent Themes | Prioritization Canvas, Hypothesis Backlog | Ranked Ideas, Clarified Options, Group Priority |
Tagsno overlap | TimelineFacilitationSequence | FacilitationInclusionIdeation | ExperimentsPrioritizationDiscoveryHypothesis | FacilitationPrioritizationVotingInclusion |