RCA vs 5 Whys vs Fishbone vs 8D vs A3: When to Use Which (Decision Framework)

Organizations don’t fail at problem solving because they “don’t know the tools.” They fail because they pick the wrong tool for the job—or they use a good tool in the wrong way (for example, running 5 Whys on a complex, multi-cause incident and forcing it into one linear story). The result is familiar: repeat defects, […]