Portrait photographer Gregory Heisler says photographers should share their creative process with others who want to learn from them and so thats what he does.
An amazing way to layout his dark artistic talent. Tim Burton does more than just films, but art as well, take a look through his gallery for some odd art.
I found a TED talk on Sagmeister talking about when he takes a year off to refresh himself. He also talks about projects that he did that were not in the books.