Zachary Lansdowne is a past president of the Theosophical Society in Boston and has spoken at conferences throughout the United States. He is the author of four other books, also published by Weiser, on philosophy and religion: The Chakras and Esoteric Healing, Rules for Spiritual Initiation, Rays and Esoteric Psychology, and Ray Methods of Healing. He has advanced degrees in engineering, psychology, and philosophy and religion. He lives in Carmel Valley, California.
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