The book covers his career from working with Steve Vai to forming Strapping Young Lad, creating the Devin Townsend Project and founding latest outfit Casualties Of Cool.

A Classic version will be available alongside a Signature box set, including demo cassette and cartoon prints. Townsend says: "I thought writing a book was going to be easy - it wasn't.

"Writing about growing up, music, the creative process and the connection between personal development and career made me think about a lot of other stuff too.