The human species is evolving. Leary describes eight circuits of human metamorphosis and the imprints that occur at each. Psychedelic drugs suspend imprints and conditioning to allow new imprints to evolve. Leary describes each circuit in depth along with the consciousness that manifest at each level and its purpose. Leary believes that human are morphing into space beings. We are becoming the aliens. This book describes the complicated psychological metamorphosis that proceeds our launch into space life.