Mark J Plotkin, Ph.D.
Mark J. Plotkin, PhD, is president of the Amazon Conservation Team. He is the author of Tales of a Shaman's Apprentice, Medicine Quest, and coauthor, with Michael Shnayerson, of The Killers Within.
Mark J. Plotkin, PhD, is president of the Amazon Conservation Team. He is the author of Tales of a Shaman's Apprentice, Medicine Quest, and coauthor, with Michael Shnayerson, of The Killers Within. See less
