Catherine Fisher is a Welsh author known for her work in children's and young adult literature. She has written numerous novels, including fantasy and historical fiction, and is recognized for her imaginative storytelling and rich world-building. Fisher's books often explore themes of adventure, identity, and the complexities of human relationships. In addition to her novels, Fisher has also written poetry and has worked as a teacher and lecturer. Her contributions to literature have earned her several awards and nominations, making her a prominent figure in contemporary Welsh literature. Some of her notable works include The Relic Master and Incarceron.