When we teach Lean, we always include a segment on a Toyota technique called “The 5 Whys.” You may be familiar with the practice. If not, here is the definition from Wikipedia: The 5 Whys is a questions-asking method used to explore the cause/effect relationships underlying a particular problem, with the goal of determining a root cause of a defect or problem.
This video link from our friends over at the Harvard Business Review takes the concept a step further. Set aside three minutes and check it out:
http://blogs.hbr.org/video/2012/02/the-5-whys.html#.TzVQfuPtnuI.email
I’m sure you’ll find value.
