C. Alexander Simpkins, PhD, is a psychologist in private practice who, with his wife Annellen Simpkins, specializes in research and practice of hypnosis, neuroscience, and meditation. Together they teach widely and have written 28 books, including Neuro-Hypnosis, Neuroscience for Clinicians, Meditation and Yoga in Psychotherapy, and Self-Hypnosis for Women, with CD.