Dennis J. McKenna

Acting

Born: 1950-12-17 · Paonia, Colorado, United States

Dennis Jon McKenna (born December 17, 1950) is an American ethnopharmacologist, research pharmacognosist, lecturer and author. He is the brother of well-known psychedelics proponent Terence McKenna and is a founding board member and the director of ethnopharmacology at the Heffter Research Institute…