When most teams map a lean value stream, they tend to focus on internal processes, and many organizations have reaped the benefits of implementing lean within their own facilities. The total value stream, however, for a typical product crosses many different organizations and suppliers. In Improving the Extended Value Stream: Lean for the Entire Supply Chain, Darren Dolcemascolo presents a step-by-step plan for extending lean manufacturing across the entire supply chain. He makes the case for improving the extended value stream by demonstrating the benefits: increased...