Jerónimo Mazarrasa is a documentary filmmaker, independent researcher, and interaction designer with extensive knowledge of the world of ayahuasca. In the past decade he has produced, written and directed two documentaries about ayahuasca. The first about the Brazilian Ayahuasca churches, the second about the use of Ayahuasca in the treatment of drug addiction. He has traveled extensively through South America, researching a broad range of Ayahuasca practices, and has lectured internationally on Ayahuasca tourism and the appropriation of indigenous knowledge. He keeps a blog, curates a page of ayahuasca related news, and is currently preparing a book about his experiences.