Who wrote the Percy Jackson books?
Percy Jackson &amp; the Olympians Percy Jackson & the Olympians, often shortened to Percy Jackson, is a pentalogy of adventure and mythological fiction books written by American author Rick Riordan, and the first book series in the Camp Half-Blood Chronicles. Five supplementary books, along with three graphic novels, have also been released. More than 45 million copies of the books have been sold in more than 35 countries.
L. Sprague de Camp Lyon Sprague de Camp ( ; 27 November 1907 – 6 November 2000), better known as L. Sprague de Camp, was an American writer of science fiction, fantasy, non-fiction and biography. In a career spanning 60 years, he wrote over 100 books, including novels and works of non-fiction, such as biographies of other fantasy authors. He was a major figure in science fiction in the 1930s and 1940s.