2010 novel by Brent Weeks
The Black Prism is a fantasy novel by American author Brent Weeks. It is the first book in the five-volume[1] Lightbringer Series and follows Gavin Guile, known as the 'Prism' and the most powerful person in the world,[2] as he combats an uprising led by a self-proclaimed king.
The book is described by the author as "a story of normal brothers—who happen to be in extraordinary circumstances" and explores themes of conflict, resentment, and love.[3] It was first released in August 2010 and received mostly positive reviews.