Lyon Sprague de Camp was an American author known for his extensive contributions to the genres of science fiction, fantasy, and non-fiction literature. Born on November 27, 1907, his career spanned over six decades during which he authored more than 100 books, including both novels and works of non-fiction, such as biographies of other fantasy authors.

He was a prominent figure in the world of science fiction during the 1930s and 1940s. De Camp is also celebrated for his stories featuring the iconic character, Conan the Barbarian.