Constantine Gatsonis, Brown University (IMAGE) Brown University Caption Gatsonis will speak at the AAAS Annual meeting about how large screening trails are structured to provide the best evidence, not only of accuracy but also for many other pertinent questions regarding patient care. Credit Peter Goldberg for Brown University Usage Restrictions with credit License Licensed 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.