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| Criterion |  Knowledge Modeling PARA Method |  Operations Barrier Analysis |  Systems Thinking System Dynamics Simulation |  Operations 5 Whys |
|---|---|---|---|---|
Purposedifferent | The PARA Method organizes knowledge into Projects, Areas, Resources, and Archives. It creates order when digital notes, files, and tasks no longer cleanly fit current work. | For a risk that can only be managed through multiple layers of protection, the method examines the effectiveness of each barrier. It shows where safeguards are missing, too weak, or fail under real conditions. | System Dynamics Simulation makes assumptions about time, delay, and feedback testable through experiments. It draws relationships, patterns, and feedback loops. The result is captured as a simulation model and scenario reports. | For a single, hard-to-explain deviation, the method exposes the causal chain behind the visible symptom. It keeps the cause open until a controllable condition emerges instead of a mere description. |
Complexitydifferent | Medium | Medium | High | Low |
Timedifferent | 1-3 h Setup, laufend | 2-4 h | Mehrere Tage bis Wochen | 15-30 min |
Participantsdifferent | 1 | 2-6 | 1-5 Modellierende, Stakeholder asynchron | 2-6 |
Formatdifferent | Async | Workshop + async | Async | Workshop |
Outputdifferent | PARA Structure, Project Notes, Knowledge Archive | Barrier Inventory, Failure Analysis per Barrier, Action Backlog | Simulation Model, Scenario Reports | Root cause notes, Countermeasures |
Tagsno overlap | KnowledgeProductivityOrganization | Root causeSafetyIncident | Systems thinkingDynamicsSimulationAnalysis | Root causeIncidentLeanProblem solving |