Bill McKibben

William Ernest McKibben (born December 8, 1960) is an American environmentalist, author, and journalist who has written extensively on the impact of global warming. He is the Schumann Distinguished Scholar at Middlebury College and leader of the climate campaign group 350.org. He has authored a dozen books about the environment, including his first, The End of Nature (1989), about climate change, and Falter: Has the Human Game Begun to Play Itself Out? (2019), about the state of the environmental challenges facing humanity and future prospects.