Andy Haines was formerly a primary care physician and Professor of Primary Health Care at UCL. He developed an interest in climate change and health in the 1990’s and was a member of the Intergovernmental Panel on Climate Change for the 2 nd and 3 rd assessment exercises and review editor for the health chapter in the 5 th assessment. He was Director (formerly Dean) of the London School of Hygiene & Tropical Medicine from 2001- October 2010. He chaired the Scientific Advisory Panel for the 2013 WHO World Health Report, the Rockefeller /Lancet Commission on Planetary Health (2014-15) and the European Academies Science Advisory Council working group on climate change and health (2018-19). He currently co-chairs the InterAcademy Partnership (140 science academies worldwide) working group on climate change and health and is also co-chairing the Lancet Pathfinder Commission on health in the zero-carbon economy. He has published many papers on topics such as the effects of environmental change on health and the health co-benefits of low carbon policies. His current research focuses on climate change mitigation, sustainable healthy food systems and complex urban systems for sustainability.