Dr. Frank Pega is a Technical Officer in the Department of Environment, Climate Change and Health at the headquarters of the World Health Organization in Geneva, Switzerland. His functions cover the domains of monitoring and health economics in occupational and environmental health. He holds a PhD in Public Health from the University of Otago, New Zealand, with Fulbright Fellowship at Harvard T.H. Chan School of Public Health, United States of America, and International Social Science Fellowship at the Chinese Academy of Sciences, China. Prior to joining the World Health Organization, Dr. Pega worked in research and policy roles in the Americas, Europe and the Western Pacific.