You’ll know this tool if you have any familiarity with the 7 QC tools found in Six Sigma. What makes the Ishikawa Diagram so useful is how it drills down to the issues you’re facing immediately.

While we’ve spent a fair amount of time discussing the fishbone diagram, it isn’t the only thing you’re going to use. As such, one of the most effective things you can do is to learn the 5Ws.