Paul Behrens is British Academy Global Professor at the University of Oxford. His research and writing on climate, energy and food, has appeared in scientific journals and media outlets such as the BBC, The Guardian, Thomson Reuters, Politico, Nature Sustainability, Nature Energy, PNAS, Joule, Nature Food, and Nature Communications. He is an editor and author of the interdisciplinary textbook Food and Sustainability (Oxford University Press, 2020). His popular science book, The Best of Times, The Worst of Times: Futures from the Frontiers of Climate Science (Indigo Press, 2021) describes humanity’s current trajectory and possible futures in paired chapters of pessimism and hope. He won International Champion in the Frontiers Planet Prize in 2023.