Martin Jenkins is a conservation biologist and has written numerous children's books, including Fabulous Frogs, Can We Save the Tiger? and The History of Money: From Bartering to Banking. He lives in Cambridge, England. Chris Riddellis an award-winning author, illustrator, political cartoonist, and the current British Children's Laureate. He has won the Kate Greenaway Medal twice, for Jonathan Swift's Gulliver and Pirate Diary. Chris Riddell lives in Brighton, England.