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| Criterion |  Decision Making Delphi Method |  UX Research Surveys |  Systems Thinking Leverage Points |  Systems Thinking Future Reality Tree |
|---|---|---|---|---|
Purposedifferent | When knowledge is distributed and direct dominance should be avoided, groups quickly fall under the sway of their opinion leaders. The Delphi Method gathers assessments iteratively and gradually brings expert judgments closer together. | When a topic needs to be validated broadly and many people can answer the same question, surveys gather structured feedback in a scalable form. Answers become comparable and segmentable instead of remaining merely anecdotal. | Leverage Points show exactly where interventions in a system produce a disproportionate effect. It draws relationships, patterns, and feedback loops. The result is captured as a leverage map and action strategy. | A Future Reality Tree shows how desired actions are meant to lead to a better system state. The method checks whether a path of change holds together logically before time flows into implementation. |
Complexitydifferent | High | Medium | High | High |
Timedifferent | 1-4 Wochen | 3-14 Tage | Half day | 2-4 h |
Participantsdifferent | 6-30 Experten | 50+ | 3-12 | 3-8 |
Formatdifferent | Async | Async | Workshop | Workshop |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | Survey Results, Charts, Segment Insights | Leverage Map, Action Strategy | Future Reality Tree, Negative Branches, Assumption List, Improved Injections |
Tagsno overlap | ForecastingExpertsDecisionStrategy | QuantitativeResearchValidation | Systems thinkingChangeStrategy | Theory of ConstraintsSystems thinkingChange |