J. Gary Sparks, M.Div, is a 1982 diploma graduate of the C. G. Jung Institute-Zürich. He is the author of At the Heart of Matter: Synchronicity and Jung’s Spiritual Testament, Valley of Diamonds: Adventures in Number and Time with Marie Louise von Franz, and Carl Jung and Arnold Toynbee: The Social Meaning of Inner Work. As a contributor to the recent Zürich publication of Jung’s Red Book for Our Time, he finds endless wealth in Jung’s inner creative journey. In addition, his interests include: the state of feminine consciousness; the healthy purpose of darkness, depression, failure, and despair; the development and use of creative imagination; the relationship between an individual and society; and the parallels between the new physics and Jung’s psychology. He lives and practices in Indianapolis.