Rollin McCraty, PhD, is director of research at HeartMath® Institute Research Center. McCraty, a professor at Florida Atlantic University, is a psychophysiologist whose interests include the physiology of emotion. One of his primary areas of focus is the mechanisms by which emotions influence cognitive processes, behavior, and health. Findings from this research have been incorporated by HeartMath® in the development of simple, user-friendly mental and emotional self-regulation tools and techniques. People of all ages and cultures can use these tools and techniques in the moment to relieve stress and break through to greater levels of personal balance, stability, creativity, intuitive insight, and fulfillment. McCraty has written extensively and been widely published in his areas of scientific interest. He has been interviewed for many feature articles in publications that include Prevention, Natural Health, Men’s Fitness, and American Health magazines. He has appeared in television segments for CNN Headline News, ABC World News Tonight, ABC’s Good Morning America, NBC’s Today Show, PBS’s Body & Soul, and the Discovery Channel. In addition, he has been featured in many documentary films, including I Am, The Truth, The Joy of Sox, The Power of the Heart, Solar Revolution, and The Living Matrix, among others.