R. F. (Robert Frederick) Foster

Born in 1853 and known in print as R. F. Foster, Robert Frederick Foster was a New York–based nonfiction writer whose specialty was games and memory training. Reliable reference sources describe him as the author of more than 50 books, with much of his work focused on card, dice, and board games.

He became especially associated with clear, usable writing about how games are played and how to play them successfully. His books helped spread and standardize the rules of popular games, and his name became familiar to readers looking for practical instruction rather than literary flourish.

Foster died in 1945, but his work still shows up in library catalogs and historical collections of game writing. For readers interested in the history of recreation, hobbies, and everyday expertise, he stands out as a hardworking guide who made complicated pastimes feel approachable.