Gregg leads the training program of the Natural Capital Project, which hosts various introductory sessions and technical workshops throughout the world on InVEST, an ecosystem services mapping and valuation software package developed by the Natural Capital Project. His current focus is developing innovative techniques that use maps, games, and problem-based exercises to teach students, scientists and practitioners about valuing nature. He also serves as a GIS specialist for the marine team working on coastal zone management in Belize and coastal hazard research throughout the United States. Gregg received his M.S. from San Diego State University and his B.S. in Policy Analysis and Management from Cornell University.