William Wallace Cook

William Wallace Cook (1867–1933) also known by the pen-name John Milton Edwards, was an American journalist and writer of popular fiction. His works include westerns, adventure stories, dime novels, serials and screen and stage plays. He is best remembered for his science-fiction works.

Cook also created Plotto, a system for plot suggestion and content structure that fiction writers can use. This came out in the 1920s, and in 1934 came out with a 7 part instruction guide.

As by John Milton Edwards he wrote The Fiction Factory: Being the Experience of a Writer Who, for Twenty-Two Years, has Kept a Story-Mill Grinding Successfully in 1912.