Terry Deary is the author of over 300 fiction and non-fiction books, which have been published in 40 languages. His Horrible Histories series celebrated its 30th anniversary in 2023, having sold over 30 million copies worldwide and been adapted as a movie, a television series, theatre tours and museum exhibitions. Terry's non-fiction has been consistently on the bestseller lists since 1994, and he was voted 'Outstanding children's non-fiction author of the 20th Century' by Books for Keeps magazine.