`This is surely the ultimate expression of the top-down approach to consciousness, written with Sommerhoff's characteristic clarity and precision. It says far more than other books four times the size of this admirably concise volume. This book is destined to become a pillar of the subject' -Rodney Cotterill, Technical University of Denmark

The problem of consciousness has been described as a mystery about which we are still in a terrible muddle and in Understanding Consciousness: Its Function and Brain Processes, the author unravels this mystery through a clarification of the main concepts related to consciousness, followed by a comprehensive biological explanation. Consequently, this book will be idea