David Gadsden, Esri’s Nonprofit Outreach lead, is an applied Geographer who has worked for nearly three decades to address both local and global challenges through geographic science and GIS technology. David has a Geography degree from the University of Washington, where he explored inequality, resource scarcity, climate change and poverty. David served as a US Peace Corps Volunteer in rural Tanzania from 1996-1998, working on community-based natural resource management. David architected and implemented GIS solutions to address environmental, social, public safety, emergency response and construction engineering challenges while working for both commercial and nonprofit organizations. In 2002, David joined Esri, where he initially served as a technical advisor to the United Nations, US Dept. of State, and USAID. David has helped a diverse community leverage the “Science of Where” to address complex challenges ranging from global health, disaster response, wildlife protection, green infrastructure, tribal governance, historic preservation and international development.