Dr. Sandro Demaio is Director of the WHO Asia-Pacific Centre for Environment and Health (WHO ACE), where he leads efforts across 37 countries to tackle the health impacts of climate change and environmental degradation. A medical doctor and public health expert, he’s committed to building healthier, more resilient communities through policy, partnerships, and innovation.

Previously CEO of VicHealth and EAT, Sandro led transformative strategies on health promotion and food systems, including launching the landmark EAT-Lancet Commission. He has also served at WHO Headquarters, contributing to the UN Decade of Action on Nutrition and WHO’s 13th Global Programme of Work.

He’s advised UNICEF, sits on international boards and taskforces, and holds academic appointments including Associate Professor and past roles with Harvard, Johns Hopkins, and the University of Melbourne.

With a PhD in public health from the University of Copenhagen and field experience across Mongolia and Cambodia, he brings science and systems thinking to global health challenges. He also co-hosted the Netflix series Ask the Doctor, broadcast in over 130 countries.