Daniel James Abraham (born November 14, 1969), pen names M. L. N. Hanover and James S. A. Corey, is an American novelist, comic book writer, screenwriter, and television producer. He is best known as the author of The Long Price Quartet and The Dagger and the Coin fantasy series, and with Ty Franck, as the co-author of The Expanse series of science fiction novels, written under the joint pseudonym James S. A. Corey. The series has been adapted into the television series The Expanse (2015–present), with both Abraham and Franck serving as writers and producers on the show.
Under the pseudonym M. L. N. Hanover, Abraham is the author of the Black Sun's Daughter urban fantasy series. With Franck, he wrote the Star Wars novel Honor Among Thieves (2014), again as James S. A. Corey. Abraham collaborated with George R. R. Martin and Gardner Dozois to write the science fiction novel Hunter's Run (2007). A frequent collaborator of Martin, Abraham has adapted several of Martin's novels into comic books and graphic novels, such as A Game of Thrones: The Graphic Novel, and he has contributed to Martin's Wild Cards universe.
His short stories have appeared in numerous publications and anthologies, and have been collected in Leviathan Wept and Other Stories (2010). Leviathan Wakes, book one of The Expanse, was nominated for the 2012 Hugo Award for Best Novel and the 2012 Locus Award for Best Science Fiction Novel. His novelette "Flat Diane" was nominated for the Nebula Award. His novelette "The Cambist and Lord Iron: a Fairytale of Economics" was nominated for the Hugo Award and the World Fantasy Award. Abraham is a graduate of Clarion West Writers Workshop 1998.