What’s Fundamentally Wrong with 5-Whys?

Yes, people confront me. They argue that  5-Whys is a “good enough” root cause analysis tool. They say it’s simple to ask why five times and that people in the field can “understand it.” Well the time has come to put that argument to bed. Five Whys is inadequate. It has fundamental flaws that make … Continue reading What’s Fundamentally Wrong with 5-Whys?