Jason McLennan, one of the most influential people in the green-building movement, gave a very moving and inspiring talk. He has dedicated his life into building a more sustainable world. As CEO of the International Living Future Institute – a leading NGO that focuses on transformation toward a world that is socially just, culturally rich, and ecologically restorative. McLennan is a sought-after designer, presenter, and consultant on a wide variety of green building and sustainability topics. Green building, also known as green construction or sustainable building, is an environmentally responsible and resource-efficient process used throughout the building’s life-cycle, from siting to design, construction, operation, maintenance, and renovation through demolition.