Joan Borysenko, Ph.D. is a cancer cell biologist, a licensed psychologist, and a yoga and meditation instructor. A cofounder and former director of the Mind/Body Clinic at New England Deaconess Hospital, she has also taught at Harvard Medical School. Dr. Borysenko is a pioneer in the emerging medical field of psychoneuroimmunology. She lives in Colorado and is the author of the New York Times bestseller Minding the Body, Mending the Mind. Other books include Fire in the Soul; Guilt is the Teacher, Love is the Lesson and On Wings of Light.