The link below will take you to a short tribute to Ray Bradbury by his close and long-time friend, writer William F. Nolan. The occasion was a Ray Bradbury birthday celebration held in August of 2012, the year of Ray's death, at the Mystery and Imagination Bookshop in Glendale, California (which has since closed its brick and mortar store).

https://www.youtube.com/watch?v=pJqkF1hD_Wg