Alistair Woodward is Professor of Epidemiology and Biostatistics at the University of Auckland, New Zealand. He is a public health medicine specialist with particular interests in environmental health issues. He has worked in research, consulting and teaching in Asia, the Pacific, New Zealand and Australia and Europe. He has been part of every IPCC Assessment Report since 2003, and was Coordinating Lead Author for the Health chapter in AR5. His interests include transport policy, air quality, injury, water-borne illness and environmental causes of cancer. He is Co-Editor in Chief of the International Journal of Epidemiology.