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...
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...
Mary Porter

Mary Porter

Mary Porter is a descendant of the Nez Perce; Yakama, Wasco tribes, and is the co-founder of Looking Glass Peyote Church of Oregon. Mary is a Chaplin and former Sergeant at Arms for Northwest Veterans Motorcycle Association. Recognized by the Peyote People in Texas as...
Sonja Myllymaki

Sonja Myllymaki

Sonja Myllymaki has been learning and practicing shamanic plant medicine for the past ten years, primarily within several Shipibo-Conibo vegetalismo lineages, but also working ceremonially with a number of different plant medicine traditions from Mexico and Peru. She...
Mark Blumenthal

Mark Blumenthal

Mark Blumenthal is the Founder and Executive Director of the American Botanical Council (ABC), an independent, nonprofit research and education organization dedicated to science-based education for the responsible use of herbal medicine and beneficial plants. He is...