Marianne McPherson, Ph.D., M.S., is Director of 100 Million Healthier Lives Implementation at the Institute for Healthcare Improvement (IHI). Her responsibilities include developing and implementing new programs; building external partnerships; and supporting a culture of unprecedented collaboration, innovative improvement and system transformation to support 100 million people worldwide living healthier lives by 2020. She is passionate about applying diverse methods and frameworks to address complex social problems related to improving population health and promoting equity. Prior to joining IHI, she was Senior Director of Programs, Research and Evaluation at the National Institute for Children’s Health Quality, where she led the organization’s new program design, program implementation, and mixed methods evaluation research. Dr. McPherson received her M.S. in Public Health from Harvard School of Public Health, her M.A. in Women’s and Gender Studies from Brandeis University, and her Ph.D. in Social Policy from the Heller School at Brandeis University.