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Heidi Grant Halvorson, PhD, is a social psychologist whose primarily interested in the science of motivation. She is the author of the bestselling books Succeed: How We Can All Reach Our Goals; Nine Things Successful People Do Differently; Focus: Use Different Ways of Seeing the World for Success and Influence (cowritten with E. Tory Higgins); and The 8 Motivational Challenges. Dr. Grant Halvorson is associate director of the Motivation Science Center at Columbia University and senior scientist for the NeuroLeadership Institute. She is a member of the highly selective Society for Experimental Social Psychology, as well as of the American Psychological Association and the Association for Psychological Science.
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