Freda C. Lewis-Hall, chief medical officer of Pfizer, leads efforts to ensure safe, effective and appropriate use of the company’s therapies and to improve health outcomes by engaging with all those involved in patient care, including patients themselves. She joined Pfizer in 2009 after senior leadership positions in medical affairs and R&D with Vertex, Bristol-Myers Squibb, Pharmacia and Lilly. Before that, she was an associate professor at the Howard University College of Medicine and an adviser to the National Institute of Mental Health. A distinguished fellow of the American Psychiatric Association, she is well known for her work on the effects of mental illness on families and communities. She earned her bachelor’s degree from Johns Hopkins University and her master’s degree from Howard. Lewis-Hall is on the board of governors for the Patient-Centered Outcomes Research Institute, chairs the Cures Acceleration Network Review Board of the National Institutes of Health and serves on the boards of Harvard Medical School, Tenet Healthcare and Save the Children. A passionate advocate for public access to reliable, evidence-based medical information, she speaks frequently in venues like TEDMED, appears regularly as a medical expert on shows including “The Doctors” and “Dr. Phil,” and shares health and medical information at GetHealthyStayHealthy.com.