Rollin McCraty, PhD, is Director of Research of the HeartMath Research Center at the HeartMath Institute. As a psycho-physiologist, Dr. McCraty’s research interests include the physiology of emotion, heart-brain communication and the global interconnectivity between people and the earth’s energetic systems. Findings from this research have been applied to the development of tools and technology to optimize individual and organizational health, performance, and quality of life. Rollin is co-author of several books including Heart Intelligence: Connecting with the Intuitive Guidance of the Heart.