Brainforest Café

In this episode of Brainforest Café, Dennis McKenna sits down with award-winning filmmaker Greg Hemmings to discuss the transformative power of storytelling and its ability to catalyze social and environmental change. Greg reveals his personal battle with long COVID and how it led to his Rewiring the Muse project, which uses neuroscience and EEG data to track his recovery. The conversation also explores Greg’s diverse film projects, including the sci-fi series Revival, the scripted feature on homelessness What We Dreamed of Then, and the climate documentary The Berg. It further delves into his profound experience using Wachuma in Peru to reorganize his brainwaves and restore the creative energy lost during his struggle with long COVID. - - - Greg Hemmings is an award-winning Canadian filmmaker whose work examines how storytelling can catalyze positive social and environmental change. He is the founder of Hemmings House Pictures, a certified B Corporation that produces documentary, factual, and scripted works for international audiences. Greg’s recent projects explore the intersections of neuroscience, creativity, ecology, and consciousness, with particular interest in how human relationships to nature, including traditional and contemporary research into plant-based knowledge systems, can inform wellbeing and collective resilience. In 2023, he received an honorary doctorate for contributions to the arts and social change. Greg is also a mentor, speaker,  musician, and lifelong student of what helps humans—and the planet—thrive. Learn more about your ad choices. Visit megaphone.fm/adchoices

OpticMystic (Hugo Amadeu), a graphic designer, multimedia artist and amateur philosopher who created the graphic meditation Humble. He discusses Humble as a visual tool for openness and self-questioning. They touch on books and reading as formative forces. Conversations explore creativity, technology and AI, the ethics of tools, and love, mortality and presence as human advantages.

Mark Plotkin, ethnobotanist and co-founder of the Amazon Conservation Team, shares Indigenous plant wisdom and conservation work. Conversations range from DMT and ayahuasca pharmacology to salvia, ibogaine, and surprising psychoactive species. Short, curious, and wide-ranging — a tour of sacred medicines, cross-cultural discovery, and the future of psychedelic science.

Ethnobiologist Michael Coe returns to Brainforest Café with a special mission: to turn the spotlight onto Dennis McKenna’s lifelong dedication to ayahuasca, visionary plants, and ethnopharmacology. In this intimate conversation, Michael honors Dennis’ 54 years in the psychedelic space, from early fieldwork in the Amazon to pioneering biochemical and pharmacological research on plant medicines. The discussion explores the importance of mentorship, with Dennis now seeing his primary role as supporting a new generation of ethnobiologists like Michael and their work with indigenous communities and threatened medicinal plant traditions. Together, they discuss standing on the shoulders of giants, the challenges of academia and funding, and why following what “puts fire in your belly” matters more than chasing titles. - - - Michael Coe is an ethnobiologist and applied ecologist with a Ph.D. in Evolution, Ecology, and Conservation Biology. As an Assistant Professor at Tarleton State University, his teaching and research focuses on the relationships between humans, ecosystems, and traditional knowledge systems. Passionate about biodiversity and the sustainable management of natural resources, Michael brings a dynamic interdisciplinary perspective, helping to integrate contemporary ethnobiology and ecology with traditional ecological practices to inform sustainable use strategies, conservation priorities, and global medicine security. Michael is the principal investigator (PI) for the COE LAB where they are conducting hypothesis driven research in ethnobiology and harvest impact assessments on medicinal plants that serve as a primary source of healthcare for over 80% of the world's population. Michael is also the Director for Research and Education for the Pacha Nishi project, a Shipibo-Konibo led effort in the Peruvian Amazon basin seeking to restore 20ha. of degraded land in an agroforestry setting with a primary goal to inform sustainable ayahuasca production in the area as locally sourced sustainably grown medicine. Learn more about your ad choices. Visit megaphone.fm/adchoices

Discover Una Meistere’s journey from Soviet-era Latvia to becoming a bridge between indigenous plant medicines, psychedelic science, art, and Baltic traditions in this in-depth conversation with ethnobotanist Dennis McKenna. They explore ayahuasca, psilocybin mushrooms in Latvia, Amanita muscaria, and ancient sauna rituals as a kind of “Latvian ayahuasca,” touching on symbiosis with nature and how psychedelic experiences can help heal our disconnection from the natural world. ​ Una shares how synchronicities led her from journalism to co-founding Arterritory, Spiriterritory, and the NGO Veseliba Latvija, and to organizing the first psychedelic science conferences in Latvia together with the University of Latvia. The discussion dives into stigma, legal grey zones, human rights to psychedelic-assisted therapies, and the Baltic region’s emerging role in the global psychedelic renaissance. Learn more about your ad choices. Visit megaphone.fm/adchoices

Michael Coe is an ethnobiologist and applied ecologist with a Ph.D. in Evolution, Ecology, and Conservation Biology. As an Assistant Professor at Tarleton State University, his teaching and research focuses on the relationships between humans, ecosystems, and traditional knowledge systems. Passionate about biodiversity and the sustainable management of natural resources, Michael brings a dynamic interdisciplinary perspective, helping to integrate contemporary ethnobiology and ecology with traditional ecological practices to inform sustainable use strategies, conservation priorities, and global medicine security.  Michael is the principal investigator (PI) for the COE LAB where they are conducting hypothesis driven research in ethnobiology and harvest impact assessments on medicinal plants that serve as a primary source of healthcare for over 80% of the world's population. Michael is also the Director for Research and Education for the Pacha Nishi project, a Shipibo-Konibo led effort in the Peruvian Amazon basin seeking to restore 20ha. of degraded land in an agroforestry setting with a primary goal to inform sustainable ayahuasca production in the area as locally sourced sustainably grown medicine. Learn more about your ad choices. Visit megaphone.fm/adchoices

Terence McKenna was the stand‑up philosopher of the apocalypse. A cognitive libertarian. The anti‑guru who rejected authority—even his own. Twenty‑five years after his passing, the “Tryptamine Elf King” still haunts the present, reverberating through the sensorium of a new generation. Inspired by Graham St John’s definitive magnum opus, Strange Attractor: The Hallucinatory Life of Terence McKenna, the inner circle—the family, the friends, and the co‑conspirators who knew the man behind the myth—came together for an extraordinary online conversation. PANELISTS BIOGRAPHIES: Dennis McKenna and his brother Terence first came to S. America in 1971. Their unexpected adventures in pursuit of exotic psychedelics led to some surprising discoveries recounted in Terence’s book, True Hallucinations, and Dennis’ 2012 memoir, The Brotherhood of the Screaming Abyss. In 1981, Dennis returned to Peru, this time as a graduate student, and began his scientific investigations of ayahuasca. In 2019 he founded the McKenna Academy of Natural Philosophy. Graham St John, PhD, is a cultural anthropologist and historian of transformational events, movements, and figures. His new book Strange Attractor: The Hallucinatory Life of Terence McKenna (MIT Press, Oct 7, 2025) is the latest among his ten books, which also include Mystery School in Hyperspace: A Cultural History of DMT (North Atlantic Books 2015). Graham is Senior Research Fellow in the Department of Media, Humanities and the Arts at the University of Huddersfield, UK. Tama Starr is an acclaimed author and former president of Artkraft Strauss, the historic company behind Times Square's iconic signs and the New Year’s Eve Ball. A pioneering psychedelic yogi, she is connected to Terence McKenna’s circle and recorded one of his earliest talks. Starr’s work spans literature, business, and psychedelic culture. R.U. Sirius is a cultural icon best known as founder and editor-in-chief of the influential 1990s cyberdelic magazine Mondo 2000. He authored multiple books including collaborations with Timothy Leary and is also a lyricist and vocalist, currently active with the album The Smarter Kings of Deliria by R.U. Sirius & Phriendz. Dr. Bruce Damer is an astrobiologist and Chief Scientist at the BIOTA Institute, UC Santa Cruz, known for co-authoring a leading origin-of-life hypothesis. He also pioneers psychedelic insight research through the Center for MINDS and has designed innovative spacecraft concepts for NASA. Damer collaborated with Terence McKenna on early virtual worlds and explores humanity’s cosmic future. Dan Levy, New York-based since 1988, edited Terence McKenna’s key books: The Archaic Revival, True Hallucinations, and The Invisible Landscape (2nd ed.). An early WELL member, he built pioneering websites for McKenna, Bob Dylan, Patti Smith, and more. He taught programming to kids and serves on The Jazz Gallery board. Lorenzo Hagerty is a former Navy officer turned cyber-lawyer and storyteller, known for founding the Psychedelic Salon podcast. With decades at the crossroads of technology, culture, and consciousness, he explores AI's connection to Terence McKenna’s TimeWave theory through his fiction and public talks. Learn more about your ad choices. Visit megaphone.fm/adchoices

Sharon McKenna is the director and producer of the forthcoming feature documentary, “It’s Going to Get Weirder: The Terence McKenna Story.” Sharon  is a writer, film director, and journalist whose work has appeared in a range of outlets, from several alternative weeklies to MSNBC digital, among others. Her career spans three-plus decades of network news production, investigative reporting, corporate creative work and screenwriting. Her screenplays have been optioned and won numerous awards, and she has worked as a script reader and consultant for several film production companies. She is a member of the International Documentary Association, Film Independent, Women in Film, the Electronic Frontier Foundation and several other organizations dedicated to filmmaking, the arts, and freedom of speech. Sharon has various projects in the works; to learn more about her, visit her creative hub: seanchaistudio.com and you can learn more about the Terence McKenna documentary project at goingtogetweirder.com Learn more about your ad choices. Visit megaphone.fm/adchoices

A former medical doctor shares his transformative journey from conventional medicine to shamanism and plant dietas. He reflects on his disillusionment with prescriptive practices, his powerful experiences with ayahuasca, and how tarot readings nudged him towards spiritual exploration. Nissan discusses the deep empathy gained from his psychedelic experiences and the valuable lessons learned from plant spirits. The conversation touches on cultural respect, the healing potential of psychedelics, and finding allies in the plant kingdom.

Zina Brown is the writer and director of The Faerie Rings, an upcoming narrative feature filmabout the promise of visionary plant medicines, and the cruelty of those who would outlawthem.Zina’s unique visual and narrative style has been awarded in film festivals across the world,including the Barcelona International Environmental Film Festival, Kyiv Film Festival inUkraine, Mexico City International Film Festival, Amsterdam International Film Festival, SanAntonio Film Festival, and the Woods Hole Film Festival.He has over 25 years of writing and directing experience, including numerous music videosand festival favorite short films. His short film, Dreams of the Last Butterflies, was screenedat 50 Film Festivals in 13 countries, as well as winning many awards. Learn more about your ad choices. Visit megaphone.fm/adchoices