Abie Longstaff is an award-winning Australian-born British author of children's fiction. She is best known for The Fairytale Hairdresser picture book series, illustrated by Lauren Beard, as well as many books for older children and educational books for schools. The Fairytale Hairdresser books have sold over 650,000 in the UK alone, and have been adapted into the Sunny Day series on Nickelodeon in the US.

Leire Martin was born in San Sebastián, Spain. She has a Bachelors degree in Fine Arts and a CGI Master. She worked as a 3D artist for three years, but drawing has always been her passion so she decided to leave it all and become a professional illustrator. She usually draws digitally but she loves traditional art too. She's a stationery lover, and could easily spend a whole day browsing through notebooks, and all kinds of art supplies.