Maestra Ayahuasca

Olivia Arévalo Lomas (February 1937 – 19 April 2018) was a Peruvian Onanya of Shipibo-Conibo Indigenous people of Ucayali region, a Ayahuasca plant medicine healer, and environmental and cultural rights activist. She advocated “for the recognition of indigenous communities' rights and the preservation of their ancestral territories.” She was also "considered a wealth of knowledge about Amazonian plants and native traditions."