Ray Grasse is a Chicago-based writer, musician and astrologer. He worked for ten years on the editorial staffs of Quest Books and The Quest magazine, and has been associate editor for The Mountain Astrologer magazine since 1998.

His book The Waking Dream was published by Quest Publications in 1996, and was called by Patricia Barlow "the best book on the esoteric issues underlying Carl Jung’s concept of synchronicity. " His book Signs of the Time, published by Hampton Roads in 2002, featured an in-depth look at the emerging trends of the Aquarian Age.

He has contributed to many anthologies, including Karma: Rhythmic Return To Equilibrium (Quest Books, 1990), Eastern Systems For Western Astrologers (Weiser, 1997), The Astrology of Film (iUniverse, 2005), and Issues and Ethics (The Academy of Astro-Psychology, 2005). His articles have been published in numerous magazines and journals, including Magical Blend, NCGR Journal, The Mountain Astrologer, Welcome to Planet Earth, and The Quest.

Grasse received a degree in filmmaking from the Art Institute of Chicago in 1974 under experimental film pioneers Stan Brakhage and John Luther-Scofill. He has studied with various teachers in both the Kriya Yoga and Zen traditions, and in 1988 taught yoga at Canyon Ranch Resort in Tucson, Arizona, where his students included well-known figures in the business and entertainment fields. He has lectured internationally on the topics of astrology, synchronicity, meditation, and hypnosis, and maintains an active astrological practice with clients around the United States and abroad.