Elected Member

Matthew R. Segal

Boston, MA
American Civil Liberties Union (ACLU) Foundation of Massachusetts, Inc.
Brandeis University
Yale Law School

Matthew Segal is Legal Director of the ACLU of Massachusetts. He has litigated cases on wrongful convictions, privacy, the criminalization of poverty, the First Amendment, and immigrants’ rights.

Matthew’s cases at ACLUM have:

  • ~temporarily halted President Trump’s first Muslim ban;
  • ~protected the legal rights of people seeking asylum in the United States;
  • ~dismissed over 60,000 drug charges in the Sonja Farak and Annie Dookhan lab scandals;
  • ~resulted in the release of more than 5,000 incarcerated individuals due to the COVID-19 pandemic;
  • ~yielded the first federal court order requiring someone with opioid use disorder to be provided medication for addiction treatment (MAT) while incarcerated; and
  • ~made Massachusetts the second state to recognize constitutional protections for cell phone location data.

Previously, as an assistant federal defender in North Carolina, Matthew argued a case that yielded hundreds of exonerations and resentencings.

Matthew earned his J.D. from Yale Law School and his B.A., in mathematics and sociology, from Brandeis University. He clerked for the Honorable Raymond C. Fisher of the Ninth Circuit.

 Matthew R. Segal Image
Areas of Expertise
Civil Rights (Constitutional Law)
Appellate Litigation (Litigation)