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| Criterion |  Decision Making Delphi Method |  Operations Getting Things Done |  Decision Making Pre-Mortem |  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. | 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. | 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 | Low | Low |
Timedifferent | 1-4 Wochen | 1-2 h Setup, laufend | 20–45 min | 10-20 min daily |
Participantsdifferent | 6-30 Experten | 1 | Small cross-functional group | 1 |
Formatdifferent | Async | Async | Workshop | Async |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | Action Lists, Project List, Review Routine | Risk list, Mitigation plan, Assumption log | Daily Plan, Time Estimates, Review Notes |
Tagsno overlap | ForecastingExpertsDecisionStrategy | ProductivityPlanningTasksExecution | RiskDecisionFailurePlanning | PlanningTime managementProductivityOperations |