Nakela L. Cook, M.D., MPH (IMAGE) Patient-Centered Outcomes Research Institute Caption Nakela L. Cook, M.D., MPH is the Executive Director of the Patient-Centered Outcomes Research Institute. Credit Patient-Centered Outcomes Research Institute Usage Restrictions https://www.pcori.org/about/governance/trademark-usage-guidelines License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.