James Lovelock, is an independent scientist, environmentalist and futurologist who lives in England. He is best known for originating the Gaia Theory. He is the author of multiple books including The Vanishing Face of Gaia: A Final Warning: Enjoy It While You Can and The Revenge of Gaia: Why the Earth Is Fighting Back – and How We Can Still Save Humanity. (Wikimedia: photo by Bruno Comby)