For supply chain executives, the early years of the 21st century have been notable for major supply chain disruptions that have highlighted vulnerabilities for individual companies and for entire industries globally. In addition to taking many lives, the Japanese tsunami in 2011 left the world auto industry reeling for several months. Thailand’s 2011 floods affected the supply chains of computer manufacturers dependent on hard disks and of Japanese auto companies with plants in Thailand. The 2010 eruption of a volcano in Iceland disrupted millions of air travelers and affected time-sensitive air shipments.