View methods side by side.
Choose up to four methods. Add them using the search and share the comparison by copying its link.
| Criterion |  Facilitation Fishbowl Discussion |  Operations Causal Factor Analysis |  Operations Root Cause Analysis |  Operations 8D Problem Solving |
|---|---|---|---|---|
Purposedifferent | When a controversial topic needs depth and discipline at the same time, Fishbowl Discussion makes the structure of the conversation transparent. The format keeps the core small enough for real dialogue and open enough for controlled turnover. | For an event with a complicated course, the method breaks down the contributing factors along the timeline. It shows how conditions, decisions, and reactions together produce a course of events. | When a problem keeps recurring and the cause stays unclear, the method exposes the underlying mechanism. It separates symptom, guess, and robust explanation from one another. | For an acute quality or delivery problem, the method structures immediate protection and root cause work together. It keeps the situation stable while the actual cause is investigated cleanly. |
Complexitydifferent | Medium | High | Medium | High |
Timedifferent | 45-90 min | 2-6 h | 1-4 h | 1-6 Wochen |
Participantsdifferent | 8-80 | 3-10 | 3-8 | 4-10 |
Formatdifferent | Workshop | Workshop + async | Workshop + async | Workshop + async |
Outputdifferent | Discussion Insights, Observed Tensions, Follow-up Questions | Event Timeline, Causal Factor Chart, Cause List, Corrective Actions | Problem Statement, Cause Hypotheses, Confirmed Causes, Action Plan | 8D Report, Containment Plan, Root Cause Evidence, Corrective Action Plan |
Tagsno overlap | FacilitationDialogueLarge group | CausalityIncidentRoot causeTimeline | Root causeProblem solvingQualityIncident | QualityProblem solvingRoot cause |