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| Criterion |  Facilitation Timeline |  Knowledge Modeling IBIS |  Facilitation 1-2-4-All |  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. | IBIS structures thinking about complex questions as a sequence of issues, ideas, and arguments. The method keeps discussions open without forcing them into premature consensus. | 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 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 | Medium | Low | Medium |
Timedifferent | 30-90 min | 1-3 h | 10-20 min | 60-120 min |
Participantsdifferent | 2-12 | 2-8 | 4-100+ | 5-12 |
Formatdifferent | Workshop + async | Workshop + async | Workshop | Workshop |
Outputdifferent | Timeline, Milestones, Insight Notes | Issue Map, Positions, Argument Notes | Idea List, Shared Insights, Emergent Themes | Ranked Ideas, Clarified Options, Group Priority |
Tagsno overlap | TimelineFacilitationSequence | RationaleKnowledgeDecision | FacilitationInclusionIdeation | FacilitationPrioritizationVotingInclusion |