The document discusses the evolution of logistics and supply chain management from isolated applications to more integrated systems. It describes how planning and execution used to be separate but are now joined up through composite applications. Tomorrow, planning will be more distributed, dynamic and optimized in real-time through increased automation. Two big ongoing challenges are data quality issues and supporting planners amid rapidly changing business environments. The future involves more distributed, adaptive operations through dynamic business webs that can quickly position inventory and leverage different transportation options.