Stan Grof's books are some of the best I've found on the topic of consciousness and 'reality' in general. He is so committed to learning about consciousness, he

Stan Grof's books are some of the best I've found on the topic of consciousness and 'reality' in general. He is so committed to learning about consciousness, he kept exploring the subject by whatever means he could find or invent, even after he could no longer work with psychedelics. I was lucky to attend a talk he gave on LSD just a few months ago.