Leslie joined Oxfam GB in July 2011 and works around water security and water resource management, developing Oxfam's strategy in these areas, and supporting countries in related programming linked to policy. Leslie has 15 years experience in the environment, development and water sector. Prior to joining Oxfam, Leslie worked primarily with UNICEF as a WASH specialist in Sri Lanka, Nepal, Philippines, Haiti and New York headquarters, including working in several emergencies as the WASH Cluster Coordinator. Leslie most recently worked as an independent consultant in WASH on a number of projects for donors and NGOs including sector evaluations and developing capacity building guidelines. Before moving to the international aid and development sector, she worked for the Canadian government and private sector as an environmental planner. Leslie is a qualified urban and regional planner and holds an MA in environment, development and policy from the University of Sussex.