Psychoactive Plants & Fungi - A cultural guide to 42 botanicals that expand the mindFrom biochemistry to myth, medicine, and meaningdiscover the species that have shaped rituals, rewired minds, and transformed societies. What connects Siberian shamans, Amazonian healers, medieval monks, and Silicon Valley biohackers? Why have humans across every culture sought out plants that alter perception, mood, and consciousness? And how did humble species like the betel leaf or kanna come to shape entire rituals, economies, and belief systems?