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 Dr. Dennis McKenna is an American ethnopharmacologist, research pharmacognosist, lecturer, author, and Founder of the McKenna Academy of Natural Philosophy (www.mckenna.academy). Dr. McKenna is a founding board member and the director of ethnopharmacology at the Heffter Research Institute, a non-profit organization concerned with the investigation of the potential therapeutic uses of psychedelic medicines. He also serves on the Advisory Board of the American Botanical Council; as Founder and Executive Director for the Institute for Natural Products Research; as an Independent Research Consultant to the Phytomedicine and Nutraceutical Industry; was formerly on the Editorial Board of Phytomedicine, International Journal of Phytotherapy and Phytopharmacology; and is an adjunct professor in the Center for Spirituality and Healing at the University of Minnesota. Dr. McKenna received his Master’s Degree in Botany from the University of Hawaii in 1979, his Ph.D. in Botanical Sciences from the University of British Columbia in 1984, and continued into post-doctoral research fellowships in the Laboratory of Clinical Pharmacology, National Institute of Mental Health (NIMH), and in the Department of Neurology, Stanford University School of Medicine. Dr. McKenna’s research led to the development of natural products for the Aveda Corporation, as well as greater awareness of natural products and medicines. He has authored or co-authored over 50 peer-reviewed scientific papers and written multiple books, including “The Brotherhood of the Screaming Abyss: My Life with Terence McKenna”, co-author of “The Invisible Landscape” with his brother Terence, and co-author of a widely recognized reference work on herbal medicines, titled “Botanical Medicines: the Desk Reference for Major Herbal Supplements”. Dr. McKenna's publications have appeared in the Journal of Ethnopharmacology, European Journal of Pharmacology, Brain Research, Journal of Neuroscience, Journal of Neurochemistry, Economic Botany, Alternative and Complementary Therapies, and elsewhere. 

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