Dennis McKenna

No theory of neuroscience, of the brain and how the brain
is related to consciousness, will ever be complete
if it doesn’t take psychedelic phenomena into account.’

Dennis McKenna

Author, ethno-pharmacologist and brother of the renowned psychedelic visionary Terence McKenna. Dennis is the founding board member of the Heffter Research Institute, a nonprofit that studies the therapeutic uses of psychedelics.

Dennis received a Master’s Degree in Botany  and a PhD in Botanical Sciences. His doctoral research focused on phytochemical and pharmacological investigation of Amazonian ethno-medical plants. He received post-doctoral research fellowships in the National Institute of Mental Health (NIMH) and in the Department of Neurology at the Stanford University School of Medicine.

Dennis has conducted extensive ethno-botanical fieldwork in the Peruvian, Colombian, and Brazilian Amazon. He is the author or co-author on over 40 scientific papers in peer-reviewed journals and his publications have appeared in numerous scientific journals.

He also co-authored The Invisible Landscape with his brother Terence and Botanical Medicines: the Desk Reference for Major Herbal Supplements with Kenneth Jones and Kerry Hughes. The fascinating tales behind the exotic travels and experiences he shared with Terence have recently been chronicled in his book Brotherhood of the Screaming Abyss.

Dennis McKenna's films

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