In its sixth edition, the annual sustainability in packaging conference sponsored by packaging digest and pira intl. Demonstrates the evolution of sustainability in the packaging segment.this years conference, held march 1214 in orlando, fl, highlighted sustainable packaging developments and the latest advances in the science of sustainability. In summing up the event, conference chairman john kalkowski, editorial director of packaging digest, urged delegates to innovate, demonstrate and collaboratethe three major themes developed in presentations throughout the conference.