Columbia University Irving Medical Center May 15 2025 Ask scientists what gene editing tool is most needed to advance gene therapy, and they'd probably describe a system that's now close to realization in the labs of Samuel Sternberg at Columbia University Vagelos College of Physicians and Surgeons and David Liu at the Broad Institute of MIT and Harvard.  The gene editor-called evoCAST-goes a long way toward solving a problem that has confounded the development of gene therapies from the field'