Brandon Mull is an American author best known for his work in children's and young adult fantasy literature. He gained popularity with his series, Fablehaven, which follows siblings who discover a secret refuge for magical creatures. The series has received critical acclaim and has a dedicated fan base. In addition to Fablehaven, Mull has written other successful series, including Beyonders and Five Kingdoms. His storytelling often features imaginative worlds, engaging characters, and themes of friendship and bravery. Mull's books have been translated into multiple languages, making his work accessible to readers around the globe.