NUMMI: GM Wrote It Down in 1987. They Still Didn't Get It.

Mark Graban and Jamie Flinchbaugh sit down with single-origin coffees and a 1987 GM Confidential report Mark pulled from the Don Ephlin papers at Wayne State's Reuther Library. The document, "NUMMI Management Practices: Executive Summary," lays out five management strategies behind the joint venture's success and the line that ties them together: "The key to NUMMI's success is not its tools or…