Cells and High Volumes: Forget What You Think You Know [the broken link was removed] by Gary S. Vasilash:
True cellular manufacturing depends on the cooperation and orchestration of all employees. The reason for this is simple: The objective to get rid of waste means that all of the people involved in the process must work in a synchronized manner. One-piece flow doesn’t allow for build-ups of inventory between processes, so people must do each step in the required manner (a manner, it should be noted, that isn’t static, but open to improvement).