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| Criterion |  Decision Making Delphi Method |  Operations Kaizen Event |  Decision Making OODA Loop |  Operations After-Action Review |
|---|---|---|---|---|
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. | For a tightly scoped process segment with noticeable waste, the method bundles shared energy for change. It suits situations that call for fast learning loops and visible adjustments. | In dynamic situations, decisions become outdated faster than they can be prepared. The OODA Loop holds observing, orienting, deciding, and acting together as a recurring rhythm so reaction does not slide into inertia. | After missions or project phases with unclear outcomes, the method makes visible what actually happened and what can be learned from it. It separates course, effect, and causes so experience turns into solid improvement. |
Complexitydifferent | High | Medium | Medium | Low |
Timedifferent | 1-4 Wochen | 0.5-5 Tage | 15-60 min je Zyklus | 20-45 min |
Participantsdifferent | 6-30 Experten | 4-10 | 1-8 | 3-12 |
Formatdifferent | Async | Workshop | Workshop + async | Workshop + async |
Outputdifferent | Expert Forecast, Consensus Range, Assumption Notes | Kaizen Charter, Waste List, Improvement Experiments, Standard Work Update | Situation Assessment, Decision Loop, Action Updates | Lessons learned, Action items, Event summary |
Tagsno overlap | ForecastingExpertsDecisionStrategy | LeanContinuous improvementOperations | DecisionChangeLearningStrategy | LearningOperationsImprovement |