Mike Tucker is an author specialising in books for children and young adults, and has written several original ‘Doctor Who’ novels, a number of Merlin novelisations, and original fiction for other shared universes. He has also written numerous factual books relating to film and television, including a history of the BBC’s Visual Effects Department, where he used to work.

Alongside his writing, Mike works as a Visual Effects Designer, and his company - The Model Unit - recently won a BAFTA Craft Award for its miniature effects work on the 50th anniversary Doctor Who episode The Day of the Doctor.

Gary Russell was one of the script editing team for Doctor Who, Torchwood and The Sarah Jane Adventures, and is the author of many novels and reference books in the Doctor Who range. A former editor of Doctor Who Magazine, he also was the producer of Doctor Who audio dramas for Big Finish Productions for eight years. He lives in Cardiff.