Gerardo Sanchez Gerardo Sanchez, MSc. MPH, is a technical officer at the WHO Regional Office for Europe – European Centre for Environmental Health in Bonn (Germany). He specializes in health adaptation to climate change, environmental health policy evaluation, and environmental decision support tools. Before joining the WHO Regional Office for Europe, Mr. Sanchez worked for the World Health Organization in Japan, the World Bank in Washington DC, and as an independent consultant for governments and multilateral institutions in Latin America.