Mary Auld is a writer of children's information books, working over a broad range of subjects. She has been actively involved in music from an early age, both singing and playing the flute, on an amateur basis.

She loves making music in a group, be that in an orchestra or a choir. Whether making music or writing children's books, her aim is to share her enthusiasm and inspire readers. Mary Auld is a pen name for Rachel Cooke, who is an honorary fellow of the English Association, in recognition of her editorial work in children's non-fiction.

Anna Terreros-Martin is an illustrator based in Nottingham, UK. After graduating from Sheffield Hallam University with a first class degree in Illustration, she went on to complete the prestigious Masters in Children's Book Illustration at Cambridge School of Art.

Anna aims to inspire younger generations to get outdoors and explore the wildlife around them, and believes it is important to encourage reading for pleasure as well as for education. When not working, Anna, who is billingual, enjoys visiting her family in Bilbao, Spain, and going for walks in the mountains, where she gains inspiration for her surroundings.