Professor Tim Lenton is the Director of the Global Systems Institute and Chair in Climate Change and Earth System Science at the University of Exeter. Tim’s research focuses on understanding the behaviour of the Earth as a whole system, the complex web of biological, geochemical and physical processes that shape the chemical composition of the atmosphere and oceans, as well as the climate of the Earth. His award-winning work identifying Tipping Points in the climate system has led him to examine Positive Tipping Points within our social systems which could help accelerate progress towards a sustainable future. He is a member of the Earth Commission and is a Clarivate Web of Science Highly Cited Researcher. Tim has twice been cited in lists of the world’s most influential climate scientists.