books.google.com - Cross-cultural and neuropsychological perspectives on shamanism reveal that it produces an adaptive integrative mode of consciousness. Shamanic altered states of consciousness (ASC) are related to brain organization and processes, showing shamanisM&Apos;s concern with socioemotional and self functions...http://books.google.com/books/about/Shamanism.html?id=1Kh8QAMsOlEC&utm_source=gb-gplus-shareShamanism