Dr. Carlos Corvalan is an Adjunct Professor at the University of Sydney School of Public Health. He joined the World Health Organization in 1993, where he worked first as a scientist then as the coordinator of the unit dealing with environmental and occupational health. Between 2008 and 2015 he was a Senior Advisor on Risk Assessment and Global Environmental Change at the Pan American Health Organization/ World Health Organization Afterwards he became an Adjunct Professor at the Faculty of Health, University of Canberra, and until February 2018 he was Deputy Director of the Environmental Health branch of the Ministry of Health, NSW, Australia. Corvalan is the editor and author of several WHO reports and books since 1995, and in the past two decades with focus on climate change impacts on health; and more recently focusing on health systems, and health facilities.