Stephen R. Lawhead's King Raven Trilogy is a re-telling of the Robin Hood legend, casting the main character as a Welsh freedom fighter resisting the Norman incursions of the late 11th century.

Through the twists and turns of the narrative, the Robin Hood figure (King Raven) is eventually able to move from hiding with his men in the forest to surrounding and taking over the fortress of Caer Cadarn and making it his own.

Upon completion of reading the trilogy, the composer was struck by the...