Abstract
Amid all the talk about the "Collective Unconscious" and other sexy issues, most readers are likely to miss the fact that C.G. Jung was a good Kantian. His famous theory of Synchronicity, "an acausal connecting principle," is based on Kant 's distinction between phenomena and things-in-themselves and on Kant 's theory that causality will not operate among thing-in-themselves the way it does in phenomena. Thus, Kant could allow for free will among things-in-themselves, as Jung allows for synchronicity. Next to Kant, Jung is close to.