Jack London was an American novelist, journalist and social activist Pioneering the genre of magazine fiction and prototyping science fiction, he became one of the first writers, who gained worldwide fame and a large fortune. The Strength of the Strong and The Turtles of Tasman are collections of beautiful short stories among which there are "Told in the Drooling Ward," "South of the Slot," "The Unparalleled Invasion," "The Eternity of Forms," and many others.