J.K. Rowling is the author of the enduringly popular Harry Potter books. After the idea for Harry Potter came to her on a delayed train journey in 1990, she plotted out and started writing the series of seven books and the first was published as Harry Potter and the Philosopher's Stone in the UK in 1997. The series took another ten years to complete, concluding in 2007 with the publication of Harry Potter and the Deathly Hallows. To accompany the series, J.K. Rowling wrote three short companion volumes for charity, Quidditch Through the Agesand Fantastic Beasts and Where to Find Them, in aid of Comic Relief and Lumos, and The Tales of Beedle the Bard, in aid of Lumos. She also collaborated on the writing of a stage play, Harry Potter and the Cursed Child, which was published as a script book. Her other books for children include the fairy tale The Ickabog and The Christmas Pig, which were published in 2020 and 2021 respectively and have also been bestsellers. She is also the author of books for adults, including a bestselling crime fiction series. J.K. Rowling has received many awards and honors for her writing. She also supports a number of causes through her charitable trust Volant and is the founder of the children's charity Lumos. To find out more about J.K. Rowling visit jkrowlingstories.com. Jim Field is an award-winning illustrator, character designer, and animation director. He has worked on a wide variety of projects, from music videos and title sequences to advertising and books. His first picture book, Cats Ahoy!, won the Booktrust Roald Dahl Funny Prize and was nominated for the Kate Greenaway award. Since then he has illustrated a string of bestselling, multi-award-winning children's books, including Frog on a Log? and The Lion Inside, as well as young fiction series Rabbit & Bear, middle-grade novels by David Baddiel, and his debut author-illustrator picture book Monsieur Roscoe On Vacation, a bilingual book that introduces first French words. He grew up in Farnborough, UK, worked in London, and now lives in Paris with his wife and young daughter.