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.

Paul Magrs lives and writes in Manchester. He has published a number ofnovels in a variety of genres over the years, including books about IrisWildthyme and the six volume Brenda and Effie series of mysteries, which isabout the Bride of Frankenstein running a B&B in Whitby. He has also written fiction for young adults, including Strange Boy and Exchange. Over the year he has contributed many times to the Doctor Who books and audio series. He has taught Creative Writing at both the University of East Anglia and Manchester Metropolitan University, and now writes full time.

Jo Cotterill has had several careers - actor, musician, teacher, newspaper seller - but is now a full-time writer in Oxfordshire. She loves writing for all ages and has published over twenty books.

A Library of Lemons is a book from the heart about making connections and what it really means to be human. Jo loves going into schools and talking about books and reading, and can be found making cards and writing music when she's not spending time with her husband and two young daughters.

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.