My mind is totally blown. Does anyone know if the author has written or presented on his workflow as he goes from idea, to concept, to rough draft, to finished

My mind is totally blown. Does anyone know if the author has written or presented on his workflow as he goes from idea, to concept, to rough draft, to finished product? I'd really love to learn how he goes about it... Pixel Factory was so dense and clear thinking, beautiful, intuitive. Wow.