Supply Chain Digital--If there’s anyone that knows a thing or two about sustainability it has to be FedEx CEO Frederick W. Smith. Smith is the chairman, president and CEO of Memphis-based FedEx Corp., and also recently co-chairs the Energy Security Leadership Council. So yeah, the guy knows what he's talking about when it comes to the cost of energy. Smith joined political and military leaders in the council to discuss the dangers of being overly-dependent of Middle East oil.Read more!