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 Riddell is 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.