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| Criterion |  Operations A3 Problem Solving |  Operations Kepner-Tregoe |  Decision Making OODA Loop |  Operations After-Action Review |
|---|---|---|---|---|
Purposedifferent | For a complex deviation with several people involved, the method bundles problem, analysis, and decision onto one page. It creates a shared working space where causes, countermeasures, and follow-up fit together. | For a disturbance that's hard to pin down, the method cleanly separates problem, cause, and decision. It reduces mixing when symptoms allow several interpretations. | In dynamic situations, decisions become outdated faster than they can be prepared.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 | Medium | High | Medium | Low |
Timedifferent | 45-90 min | 2-8 h | 15-60 min je Zyklus | 20-45 min |
Participantsdifferent | 2-5 | 2-8 | 1-8 | 3-12 |
Formatsame | Workshop + async | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Problem Analysis, Decision Analysis, Risk Plan | Situation Assessment, Decision Loop, Action Updates | Lessons learned, Action items, Event summary |
Tagsno overlap | LeanProblem solvingCoachingOperations | Problem solvingRoot causeDecisionOperations | DecisionChangeLearningStrategy | LearningOperationsImprovement |