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| Criterion |  Decision Making Delphi Method |  Operations Getting Things Done |  Decision Making Decision Tree |  Operations ALPEN Method |
|---|---|---|---|---|
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. | With many open commitments and ideas in daily life, a reliable external storage system emerges. The method relieves the mind so priority and context don't have to compete in memory. | For decisions with follow-on paths and dependencies, a linear comparison is often not enough. A Decision Tree shows how options branch under conditions and which consequences hang on each branch. | With an overloaded day full of too many tasks, a realistic picture of the day emerges. The method connects estimating, deciding, and buffer thinking so planning fits available energy and time. |
Complexitydifferent | High | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 1-2 h Setup, laufend | 30-90 min | 10-20 min daily |
Participantsdifferent | 6-30 Experten | 1 | 1-6 | 1 |
Formatdifferent | Async | Async | Workshop + async | Async |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | Action Lists, Project List, Review Routine | Decision Tree, Option Map, Assumption List | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ForecastingExpertsDecisionStrategy | ProductivityPlanningTasksExecution | DecisionTreeOptions | PlanningTime managementProductivityOperations |