Dr. Saswati Chatterjee, City of Hope (IMAGE) City of Hope Caption City of Hope's Saswati Chatterjee (left), Ph.D., discovered a gene-editing technology that could efficiently and accurately correct the genetic defects that underlie certain diseases. Credit City of Hope Usage Restrictions Please use credit information as is. 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.