David J. Peterson

David Joshua Peterson (born January 20, 1981) is an American language creator. He came to prominence after creating the Dothraki and Valyrian languages for the television series ''Game of Thrones''. He has subsequently worked on a number of other projects, including the films ''Dune'' and ''Dune: Part Two'', for which he created the Chakobsa language. He has written a book on language construction entitled ''The Art of Language Invention''. Provided by Wikipedia