Joan Massague (IMAGE) Memorial Sloan Kettering Cancer Center Caption Joan Massagué, PhD, is the study's senior author and Director of the Sloan Kettering Institute. Credit Memorial Sloan Kettering Cancer Center. Usage Restrictions For the news media only, to be used with credit. 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.