Within the depth-psychology corpus, creativity emerges not as a discrete cognitive skill but as a fundamental dimension of psychic life whose nature, origins, and conditions of flourishing are sharply contested. Hillman’s archetypal psychology treats creativity as a fifth instinct in Jung’s schema — universal to humanity yet archetypally conditioned, manifest through specific mythic constellations including the shadow, the child, the anima, and the Promethean ego — and insists on dismantling the rift between ‘genius’ and common humanity. Von Franz attends to the temporal discipline required to honour the creative impulse without killing it through either haste or over-restraint, situating creativity within the dialectic between the conscious ego and the autonomous promptings of the unconscious. McNiff, working in art therapy, reframes creativity as relational energy — a quasi-chemical force whose circulation through environments and communities either sustains or atrophies psychic life. McGilchrist provides the most sustained neurological argument, marshalling evidence that creativity is predominantly a right-hemisphere phenomenon: holistic, non-inferential, insight-dependent, and irreducible to serial assembly — a thesis he defends against reductionist dismissals. A subsidiary thread, appearing in Lench and McGilchrist, concerns the role of mood — boredom, depression, and affect — in facilitating or impeding creative output. Across these positions, creativity is treated as simultaneously instinctual, archetypal, relational, neurological, and irreducibly mysterious.