Angie Sage was born in London and grew up in the Thames Valley, London, and Kent. She now lives in Somerset in a very old house that has a 480-year-old painting of King Henry VIII on the wall. The seven books in her original Septimus Heap series are international bestsellers. She is also the author of the Araminta Spookie series.
Mark Zug has illustrated many collectible card games, including Magic: The Gathering and Dune, as well as books and magazines. He lives in Pennsylvania.