Hawking radiation is not produced at the black hole horizon.

Stephen Hawking�s �Brief History of Time� was one of the first popular science books I read, and I hated it. I hated it because I didn�t understand it. My frustration with this book is a big part of the reason I�m a physicist today � at least I know who to blame.
I don�t hate the book any more � admittedly Hawking did a remarkable job of sparking public interest in the fundamental questions