Dr. Gregory Norris is an internationally acclaimed Life Cycle Analysis expert. In addition to serving as the Institute's Chief Scientist, Gregory is the co-director of the Sustainability and Health Initiative for NetPositive Enterprise within the Center for Health and the Global Environment at the Harvard School of Public Health. He has taught Life Cycle Assessment (LCA) at HSPH since the late 1990s. Gregory is also the founder of New Earth, a non-profit institute developing technologies that enable people across the globe to drive sustainable development “from the bottom up.” Its projects include Earthster, an open source platform for product-level sustainability assessment.