Jack London (born John Griffith Chaney, January 12, 1876 - November 22, 1916) was an American author, journalist, and social activist. He was a pioneer in the then-burgeoning world of commercial magazine fiction and was one of the first fiction writers to obtain worldwide celebrity and a large fortune from his fiction alone. THE SUN-DOG TRAIL: Sitka Charley smoked his pipe and gazed thoughtfully at the Police Gazette illustration on the wall. For half an hour he had been steadily regarding it, and for half an hour I had been slyly watching him.