David R. Hawkins, M.D., Ph.D., is Director of the Institute for Spiritual Research, Inc. He is a widely known authority within the field of consciousness research. He writes and teaches from the unique perspective of an experienced clinician, scientist, and teacher. He has been honored worldwide with many titles. His background is detailed in Who’s Who in the World. Dr. Hawkins has lectured widely at universities including Harvard and Oxford and also to spiritual groups from Westminster Abbey and Notre Dame to Catholic, Protestant, and Buddhist monasteries. His life is devoted to the upliftment of mankind. His spiritual evolution is briefly recounted in the ""About the Author"" summary at the conclusion of this book.