Lean Six Sigma for Airports: My "Meet Cute"?

I have a confession: For quite a while I didn't really get how the "manufacturing" mindset, in so far as it relates to the concept of Lean, applied to airport operations. I couldn't grasp the application of the philosophy to the airport.

What is our product? What are we making?

I think, finally, the meaning of it all has given me a glimpse of its power and I'm keen to learn more. And in my usual style, I plan on doing that publicly, here, on this blog.