Doctor Who: Thirteen Doctors 13 Stories

Malorie Blackman has written over seventy books for children and young adults, including the Noughts & Crosses series, Thief and a science-fiction thriller, Chasing the Stars. Many of her books have also been adapted for stage and television, including a BAFTA-award-winning BBC production of Pig-Heart Boy and a Pilot Theatre stage adaptation by Sabrina Mahfouz of Noughts & Crosses. There is also a major BBC production of Noughts & Crosses, whose soundtrack was curated by Roc Nation (Jay-Z's entertainment company) as executive music producer. In 2005 Malorie was honoured with the Eleanor Farjeon Award in recognition of her distinguished contribution to the world of children's books. In 2008 she received an OBE for her services to children's literature, and between 2013 and 2015 she was the Children's Laureate. Most recently Malorie wrote for the Doctor Who series on BBC One, and the fifth novel in her Noughts & Crosses series, Crossfire, was published by Penguin Random House Children's in summer 2019.

Holly Black is the bestselling author of contemporary fantasy novels for teens and children, including Tithe: A Modern Faerie Tale and the #1 New York Times bestselling Spiderwick series. She has been a finalist for the Mythopoeic Award and the Eisner Award, and the recipient of the Andre Norton Award. Holly lives in Massachusetts with her husband, Theo, in a house with a secret library. Her website is www.blackholly.com.

Neil Gaiman is the bestselling author of Coraline and Stardust, both of which are major motion films. Neil also co-wrote the script for Beowulf starring Anthony Hopkins and Angeline Jolie. He is the creator/writer of the award-winning Sandman comic series and has written several books for children.

Charlie Higson started writing when he was ten years old. After university he was a singer and painter and decorator before he started writing for television. He went on to create and star in the hugely successful comedy series The Fast Show. He is the author of the bestselling Young Bond books and the incredibly successful horror series, The Enemy.

Charlie doesn't do Facebook, but you can tweet him @monstroso.

Alex Scarrow used to be a rock guitarist, then he became a graphic artist, then he decided to be a computer games designer. Finally, he grew up and became an author. He has written a number of successful thrillers and several screenplays, but it's YA fiction that has allowed him to really have fun with the ideas and concepts he was playing around with designing games. Alex lives in Norwich.

Eoin Colfer is the megaselling author of the Artemis Fowl series, Half Moon Investigations, The Supernaturalist, Airman, The Legend of . . . books and, most recently, the WARP series. He lives with his family in Ireland. www.eoincolfer.com