Jeremy Narby is an anthropologist who has worked for the last 30 years raising funds and advocating for indigenous Amazonian initiatives such as land titling, bilingual and intercultural education programmes and sustainable forestry and fish farming, on the understanding that tropical rainforest is best protected by its indigenous inhabitants. He has also written several books, including “The cosmic serpent: DNA and the origins of knowledge” and “Intelligence in nature”, and he co-edited with Francis Huxley the anthology “Shamans through time”.