Tom Fletcher (Author) Tom Fletcher is a number one bestseller and one of the UK's most popular children's authors. The Christmasaurus was the biggest debut middle-grade novel of 2016 and was shortlisted for a British Book Award, since then Tom has published several more chart-topping children's novels including The Creakers, The Christmasaurus and the Winter Witch and the instant number one bestseller The Danger Gang. Tom also writes the incredibly successful Who's in Your Book? picture book series, and is one half of the author duo behind the Dinosaur that Pooped picture book series too, which has sold over 1.5 million copies. For older readers, Tom co-authors the Eve of Man series with his wife Giovanna Fletcher. Tom's books have been translated into thirty-five languages and to date he has sold over 2.5 million copies of his books in the UK alone. He is also a music-making, song-writing, guitar-playing, Guinness World Record-holding, nappy changing, galaxy-defending dad! Greg Abbott (Illustrator) Greg Abbott is an illustrator and designer who lives in West Sussex, England. In addition to children's books, he has created art prints, apparel, toys, greetings cards, and other merchandise. Visit him on Tumblr at gregabbott.tumblr.com.