A new lean blog, from Productivity Press, starts off with: The Low Rates of Lean Implementation [the broken link was removed]:
Don’t get me wrong; I believe that support for lean is spreading in the business world, and not just in manufacturing. But there’s still a lot of work to be done.
The most important point there is “the majority of companies still aren’t hearing it.” The difficulty is not in getting top management to say they are committed to continuous improvement and the tenants of lean (though even that might be a challenge). The real difficulty is companies actually committing to lean thinking (or six sigma or Deming or TQM…).