David Wallace-Wells is an American journalist and author, best known for his work on climate change. He serves as the deputy editor of New York Magazine and has written extensively about environmental issues, particularly in relation to the impacts of global warming. His book, titled "The Uninhabitable Earth: Life After Warming," gained significant attention for its stark portrayal of the potential consequences of climate change. Wallace-Wells emphasizes the urgency of addressing environmental challenges and advocates for immediate action to mitigate their effects on the planet and future generations.