books.google.co.nz - In Psychedelics, Peter Stafford offers a framework for understanding the enormous amount of information available on psychoactive substances. In addition to the photographs, illustrations, charts, and tables, he writes about the origins, varieties, physical and mental effects, societal benefits, complications,...http://books.google.co.nz/books/about/Psychedelics.html?id=wbZFLYGe4U8C&q=taken&utm_source=gb-gplus-sharePsychedelics