Edmund Wade Davis (born December 14, 1953) is a Colombian-Canadian anthropologist, ethnobotanist, author, and photographer whose work has focused on worldwide indigenous cultures, especially in North and South America and particularly involving the traditional uses and beliefs associated with psychoactive plants.
Davis came to prominence with his 1985 best-selling book The Serpent and the Rainbow about the zombies of Haiti.
His work has taken him to East Africa, Borneo, Nepal, Peru, Polynesia, Tibet, Mali, Benin, Togo, New Guinea, Australia, Colombia, Vanuatu, Mongolia, and the high Arctic of Nunavut and Greenland.
He was granted Colombian nationality and citizenship in April 2018.