After campaigning with Greenpeace for years, Catherine Barr trained as a journalist and became an editor at the Natural History Museum. Catherine writes non-fiction books that aim to inspire children to explore, understand and take action to protect the natural world. Catherine's first book, The Story of Life, was shortlisted for The English Association Picture Book Award and long listed for the School Library Association Information Book Awards in 2016. She is a proud Patron of Reading for a local school and visits schools all over the country to run workshops inspired by her books.

Jenni Desmond is an artist, illustrator and award-winning picture book maker. She is the illustrator or author/illustrator of numerous books including Wolves of Yellowstone, The Polar Bear, Migration, and Albert's Tree. Her books have been featured as a best book of the year in The New York Times, Publishers Weekly, The Guardian, Huffington Post, Brainpickings, and Washington Post among others. Jenni lives in east London UK with her husband who is an architect and their daughter. When she's not in her studio, you'll find her covered in mud and plants in the garden, cycling her bike around and swapping city life for hikes down by the sea shore or up in the hills and the mountains.