Claudia Martin is a highly respected author of non-fiction for children and young adults, with an exceptional talent for making complex ideas accessible. She specializes in the subjects of geography, science, and the natural world. Her books have been translated into 14 languages and have sold over a quarter of a million copies. She lives in London. Felicity Forster is and author, editor and project manager who has created over 500 illustrated books on subjects such as natural history, gardening, pets, fine art, music, transport, military history, science, health, mind/body/spirit, cooking, puzzles and craft. She has a PHD in Psychology (animal behavior) and volunteers at a cat charity.