Some of the best lessons I have ever learned for my career are from Donald Wheeler’s brilliant book Understanding Variation: The Key to Managing Chaos. One idea is that data without context is meaningless. The other is the application of statistical process control (SPC) to management decision making. In one hospital a while back, I saw they had some performance measures posted in the lobby for the public to see. That’s a good example of … Continue reading Data Without Context Isn’t Very Helpful; Don’t Overreact to Each Up & Down