Does anyone know whether there has been (or is going to be) a biography written for Ray Bradbury?

Thank you

The Bradbury Chronicles: The Life of Ray Bradbury by Sam Weller

http://www.amazon.com/Bradbury...id=1281714066&sr=1-2

Listen to the Echoes: The Ray Bradbury Interviews by Sam Weller

http://www.amazon.com/Listen-E...id=1281714130&sr=1-1