CNBC.COMRebecca Heiss
Contributor, CNBC Make ItDr. Rebecca Heiss is a stress expert, keynote speaker and the author of "Instinct: Rewire Your Brain with Science-Backed Solutions to Increase Productivity and Achieve Success," and "Springboard: Transform Stress to Work for You." Her research has been designated "transformative" by the National Science Foundation. Rebecca lives in South Carolina with her two dogs, Guinness and Murphy.