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Rosemary Nidiry

Senior Counsel in the Justice Program, Brennan Center for Justice

Rosemary (“Ruby”) Nidiry is a Senior Counsel in the Justice Program. She manages the program’s Law Enforcement Leaders to Reduce Crime and Incarceration project, a coalition of nearly 200 police chiefs, correctional officials, and federal and state prosecutors from around the country committed to laws and practices that more effectively fight crime while reducing unnecessary imprisonment.

Before joining the Brennan Center, from 2017–2022, Ruby served as the Deputy Director of Fair and Just Prosecution, a national organization that brings together elected local prosecutors as part of a network committed to furthering a new vision for prosecution. Previously, she served for a decade and a half as an Assistant U.S. Attorney in the Southern District of New York. 

She has also served in other roles at the U.S. Department of Justice, as a senior investigator for an international U.N.-sponsored criminal investigation commission, and in philanthropy. Ruby holds a J.D. from Columbia University School of Law and a B.A. from Princeton University.