Tom Jackson is a science writer based in Bristol, UK. Over the last 20 years, Tom has written books, magazine and newspaper articles, for online and for television on a wide range of subjects and has worked on projects with Brian May, Patrick Moore, Marcus de Sautoy and Carol Vorderman and for major international publishers, such as Dorling Kindersley, National Geographic, Scholastic, Hachette, Facts on File and BBC Magazines. Tom studied zoology at Bristol University and has had spells working in zoos and as a conservationist. He's mucked out the polar bears and fed the penguins, planted trees in Somerset, surveyed Vietnamese jungle and rescued wildlife from drought in Africa. Writing jobs have also taken him to the Galapagos Islands, the Amazon rainforest, the coral reefs of Indonesia and the Sahara Desert. Today, Tom lives in Bristol, England, with his wife and three children, and can be found mostly in the attic. Ana Djordjevic is an illustrator and graphic designer born in Serbia. After graduating from the Dutch Institute of Fine Art in Arnhem, Ana started out as an illustrator for various agencies.