Matthew Sweet is a writer and broadcaster with a doctorate in Wilkie Collins. He presents Night Waves and Free Thinking on BBC Radio 3 and The Philosopher's Arms and The Film Programme on BBC Radio 4.

He is the author of Inventing the Victorians and Shepperton Babylon: The Lost Worlds of British Cinema - which he adapted as a film for BBC Four.

He has also edited and introduced the work of Wilkie Collins, Arthur Conan Doyle, William Thackeray, George Eliot and Edward Bulwer-Lytton.

Simon Guerrier is co-author of Whographica and The Scientific Secrets of Doctor Who for BBC Books, and has written countless Doctor Who books, comics, audio plays and documentaries.

In 2016, Simon was a guest on Front Row and The Infinite Monkey Cage on Radio 4, and with his brother Thomas, makes films and documentaries – most recently John Ruskin's Eurythmic Girls.

Jacqueline Rayner is the author of over 40 books and audio plays, including number one bestseller The Stone Rose, the highest-selling Doctor Who novel of all time, and two Doctor Who ‘Quick Reads’ for World Book Day.

She lives in Essex with her husband and twin sons and writes a regular column for Doctor Who Magazine about family life.

Steve Cole is a best-selling children’s author whose sales exceed three million copies. His hugely successful Astrosaurs young fiction series has been a UK top-ten children’s bestseller and been published widely internationally. His several original Doctor Who novels have also been bestsellers.

An original comedy, fantasy and adventure writer, Steve’s work includes a broad range of books, most recently the Secret Agent Mummy series for younger readers, Stop Those Monsters! and the explosive Young Bond titles Shoot to Kill and Heads You Die, with a further adventure for the teenage James Bond planned for publication later this year.

Much in demand for his energetic performances at events, Steve has appeared at Edinburgh, Hay, Cheltenham, Oxford, Bath, YALC and World Book Day’s Biggest Book Show on Earth. He has toured schools in Europe, America, the UAE, Australia and New Zealand, and featured at sci-fi and Doctor Who conventions from London to Los Angeles.

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.

Joy Wilkinson is an award-winning writer working across film, television, theatre and radio. As well as Doctor Who her TV credits include Nick Nickleby and The Watch. Her directing debut - the film Ma'am - is released in 2020.