Bill McKibben is the author of a dozen books, including The End of Nature, Enough: Staying Human in an Engineered Age, and Deep Economy. A former staff writer for The New Yorker, he writes regularly for Harper’s, The Atlantic Monthly, and The New York Review of Books, among other publications. He is a scholar in residence at Middlebury College and lives in Vermont with his wife, the writer Sue Halpern, and their daughter.