John Perkins has traveled and worked with South American indigenous peoples since 1968. He currently arranges expeditions into the Amazon and has developed the POLE (Pollution Offset Lease on Earth) program with the Shuar and Achuar peoples as a means of preserving their culture against the onslaught of modern civilization. He is also the author of The Stress-Free Habit, Psychonavigation, Shapeshifting, and The World Is As You Dream It.