Erich Neumann
Carl Jung: Founder of Analytical Psychology and Neumann's mentor.
Analytical Psychology: The psychological framework developed by Jung, to which Neumann contributed.
Depth Psychology: The study of the unconscious mind, central to Neumann's work.
Collective Unconscious: A key concept in Analytical Psychology that Neumann expanded in The Origins and History of Consciousness.
Archetype: Fundamental structures of the psyche, central to Neumann's work.
Shadow: A core concept in Neumann's Depth Psychology and a New Ethic.
Individuation: The process by which the individual self develops out of an undifferentiated unconscious.
Great Mother (archetype): A universal archetypal symbol explored in The Great Mother.
https://en.wikipedia.org/wiki/Erich_Neumann_(psychologist)