Mark Haden

Mark Haden

“Psychedelic Guiding” Mark Haden is a major figure in the field of psychedelic medicines, with a long list of past and present activities and responsibilities. Among—and beyond—these, he is the Clinical Supervisor for the Psychedelic Treatment Program at...
Bruce Damer

Bruce Damer

Chief Scientist, BIOTA Institute and Associate Researcher, UC Santa Cruz Department of BiomolecularEngineering   To achieve breakthroughs in his work in science and technology Dr. Bruce Damer has long practiced astyle of visionary thought experiment. After...
Thomas Hatsis

Thomas Hatsis

Thomas Hatsis is an historian of witchcraft, magic, Western religions, contemporary psychedelia, entheogens, and medieval pharmacopeia. He recently published The Witches Ointment: The Secret History of Psychedelic Magic the first study to address how medieval witches...
Kathleen Harrison

Kathleen Harrison

 Kathleen Harrison is an ethnobotanist, artist, and photographer who researches the relationship between plants and people, with a particular focus on art, myth, ritual, and spirituality. Harrison currently teaches field courses for the University of Minnesota...
Chris Kilham

Chris Kilham

Chris Kilham~”The Shaman’s Pharmacy – Indigenous Psychedelic Pharmacology” Chris Kilham, known globally as The Medicine Hunter, conducts research on beneficial plants around the world. He is the author of fifteen books,including The Ayahuasca Test...
Ralph Metzner, Ph.D

Ralph Metzner, Ph.D

Ralph Metzner, Ph.D. is a recognized pioneer in psychological, philosophical and cross-cultural studies of consciousness and its transformations. He collaborated with Leary and Alpert in classic studies of psychedelics at Harvard University in the 1960s, co-authored...