root cause

Last week I talked about what a "real root cause" actually is, but I didn't say much about how to find them. Maybe a couple more words would be helpful. There are several tools you can use to dig out a root cause from under a big pile of symptoms. The simplest one is called a "Five-why analysis," and you can think of it as "problem-solving by a bright, persistent … [Read more...] about Finding root causes, Part 1: 5-Whys