His most famous works include The Call of the Wild and White Fang, both set in the Klondike Gold Rush, as well as the short stories ' To Build a Fire', 'An Odyssey of the North', and 'Love of Life'. He wrote several works dealing with these topics, such as his dystopian novel The Iron Heel, his non-fiction exposé The People of the Abyss, War of the Classes, and Before Adam.
London was part of the radical literary group 'The Crowd' in San Francisco and a passionate advocate of unionization, workers' rights, socialism, and eugenics. He was also an innovator in the genre that would later become known as science fiction. A pioneer of commercial fiction and American magazines, he was one of the first American authors to become an international celebrity and earn a large fortune from writing. John Griffith London (born John Griffith Chaney Janu– November 22, 1916) was an American novelist, journalist and social activist.