A Simple Description of Gnosticism: What It Is and What It Teaches is a book written by William Thomas that provides a comprehensive overview of the Gnostic belief system. The book explains the origins of Gnosticism, its key teachings, and the different variations of the faith that have developed over time. Thomas explores the Gnostic view of God, the universe, and the human soul, as well as the role of spiritual knowledge and enlightenment in the...