Philip Steele is an experienced writer and editor who has been writing books for children and adults on a wide range of topics including history, geography and cultural and social themes, for over 20 years. He lives in North Wales, United Kingdom. Deborah Chancellor trained as an elementary school teacher before becoming an editor of children's books. She has written more than 30 books for children, including Maps and Mapping and Planet Earth in Kingfisher's Discover Science series and Weather in their Explorers series. Deborah Murrell has worked in publishing as an editor, manager and multimedia producer. She has also written more than 20 books both for children and adults. Barbara Taylor an experienced author and editor of children's books, has written more than 100 titles about science, nature and the human body.