This episode we have ethnopharmacologist, research pharmacognosist, lecturer, and author Dennis McKenna. Join in as we chat about drugs, psychedelics, ayahuasca, and more.   Guest: Dennis McKenna Article mentioned in the podcast: http://www.newyorker.com/magazine/2016/09/12/the-ayahuasca-boom-in-the-u-s Facebook page (speaking events listed here): https://www.facebook.com/dennisjonmckenna/ Website for the book: The Brotherhood of the Screaming Abyss