Dr. Bruce Greyson is a prominent psychiatrist known for his research in the field of near-death experiences (NDEs). He has contributed significantly to understanding the psychological and physiological aspects of these phenomena, helping to bridge the gap between science and spirituality. His work has been influential in the study of consciousness and its relationship to life and death. Throughout his career, Dr. Greyson has published numerous articles and books, including the widely recognized The Handbook of Near-Death Experiences. He has also served as a professor at the University of Virginia, where he has educated students about the complexities of human consciousness and the implications of NDEs.