Mark Zug is an illustrator of books, starting with his 1993 project "I, Robot: The Illustrated Screenplay" by Harlan Ellison, and going on to illustrate books by Tanith Lee, Diana Wynne Jones, Paul Haven, the young prodigy Nancy Yi Fan, Edgar Rice Burroughs' classic Barsoom novelettes – all the while building a reputation for Golden-Age-inspired paintings in the world of fantasy games such as Magic the Gathering. Equally at home in both pencil and oil paint, he's recently been the exclusive illustrator for the best-selling novel series "Septimus Heap" by Angie Sage, and its sequel series "TodHunter Moon."