In paperback for the first time, an authoritative collection of Jung's writings on analytical psychology, including Synchronicity The Structure and Dynamics of the Psyche features a selection of Jung's writings, ranging over four decades of his career, that illustrate the development of the conceptual foundations of analytical psychology. These pieces span the period from Jung's break with Freud and the psychoanalytical school, when Jung began formulating his own theories, to the 1950s, when he published an account of his controversial theory of synchronicity. The contents are: On Psychic Energy * The Transcendent Function * A Review of the Complex Theory * The Significance of Constitution and Heredity in Psychology * Psychological Factors Determining Human Behavior * Instinct and the Unconscious * The Structure of the Psyche * On the Nature of the Psyche * General Aspects of Dream Psychology * On the Nature of Dreams * The Psychological Foundation of Belief in Spirits * Spirit and Life * Basic Postulates of Analytical Psychology * Analytical Psychology and Weltanschauung * The Real and the Surreal * The Stages of Life * The Soul and Death * Synchronicity: An Acausal Connecting Principle * On Synchronicity