Matthew

R.

Segal

Matthew Segal is a civil rights lawyer whose cases have overturned tens of thousands of criminal dispositions. He is Co-Director of the ACLU's State Supreme Court Initiative, which he helped to launch in May 2023.

Before joining the national ACLU, Segal served for 11 years as Legal Director of the ACLU of Massachusetts and for four years as an Assistant Federal Defender in North Carolina. Segal has argued cases that secured the release of more than 5,000 people from state prisons and jails during the COVID pandemic; temporarily halted President Trump's first travel ban; recognized state constitutional protection for cell phone location data; and dismissed more than 61,000 wrongful drug charges, included the single largest dismissal of wrongful convictions in U.S. history.

Segal has taught at Yale Law School, Northeastern University School of Law, and Tufts University. He clerked for Hon. Raymond C. Fisher at the U.S. Court of Appeals for the Ninth Circuit.