Anna Castle writes the Francis Bacon mysteries and the Professor & Mrs. Moriarty mysteries. She has earned a series of degrees—BA in the Classics, MS in Computer Science, and a Ph.D in Linguistics—and has had a corresponding series of careers—waitressing, software engineering, grammar-writing, assistant professor, and archivist. Writing fiction combines her lifelong love of stories and learning. She physically resides in Austin, Texas and mentally counts herself a queen of infinite space.