Jeremy Narby, Ph. D., studied history at the University of Kent at Canterbury, and received a doctorate in anthropology from Stanford University. For the last 30 years, he has coordinated projects in favour of Amazonian people for Swiss NGO "Nouvelle Planète”, involving land titles, bilingual education, and sustainable forestry. He has written several books including "The cosmic serpent, DNA and the origins of knowledge" (1998, New York, Penguin Putnam/Tarcher), and "Intelligence in nature: an inquiry into knowledge" (2005, New York, Penguin Putnam/Tarcher), and co-edited with Francis Huxley "Shamans through time: 500 years on the path to knowledge" (2001, New York, Penguin Putnam/Tarcher). He recently co-signed with Rafael Chanchari Pizuri “Plant teachers: ayahuasca, tobacco, and the pursuit of knowledge” (2021, Novato CA, New World Library).