Sara G. Mattis, Ph.D., C.H. (http://www.drsaramattis.com) is a licensed psychologist and certified hypnotherapist with over 20 years of experience in the treatment of anxiety, stress, and related issues in individuals of all ages. She graduated from Dartmouth College and received her Ph.D. from Virginia Polytechnic Institute and State University. Dr. Mattis completed her internship at Harvard Medical School, served on the staff of the Center for Anxiety and Related Disorders at Boston University, and received her certification in hypnotherapy from Winchester Hospital. She has published several book chapters and professional articles on anxiety and panic. Dr. Mattis is currently in private practice in Winchester, MA and is the founder of CalmSpringHypnosis.