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| Criterion |  Operations A3 Problem Solving |  Knowledge Modeling Feynman Technique |  Operations Getting Things Done |  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. | The Feynman Technique checks understanding by explaining a topic so that it stays easy for others to understand. It makes knowledge gaps visible before they become costly in everyday work. | 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. | 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 | Low | Medium | Low |
Timedifferent | 45-90 min | 20-60 min | 1-2 h Setup, laufend | 20-45 min |
Participantsdifferent | 2-5 | 1 | 1 | 3-12 |
Formatdifferent | Workshop + async | Async | Async | Workshop + async |
Outputdifferent | A3 Report, Action Plan, Root Cause Analysis | Plain-language Explanation, Knowledge Gaps, Study Notes | Action Lists, Project List, Review Routine | Lessons learned, Action items, Event summary |
Tagsno overlap | LeanProblem solvingCoachingOperations | LearningKnowledgeUnderstanding | ProductivityPlanningTasksExecution | LearningOperationsImprovement |