Louise Spilsbury is an experienced author of nonfiction books for young people. Her writing covers a wide range of topics from animals and science to history and social studies. Richard Spilsbury is an experienced author of nonfiction books for young people. He has written about a wide range of topics including science, nature, and history. Dr Jen Green worked in publishing for 15 years and is now a full-time writer who has written over 200 books for children, on geography, the environment, history, natural history, and other subjects. Her Heinemann-Raintree title on Sustaining Our Natural Resources was selected in 2011 for the Junior Library Guild's SLJ Curriculum Levels program. Nick Hunter has written many non-fiction books for children. He has a degree in Modern History and specializes in writing about history and social studies.