Barbara Arnwine is a lawyer and advocate for left-of-center causes through litigation and work on the board of several left-leaning organizations. Her main areas of interest are the criminal justice system, race-related litigation, healthcare, and LGBT issues. 
Barbara Arnwine is the former president and executive director of the Lawyers Committee for Civil Rights Under Law, president and founder of Transformative Justice Coalition, board vice-chair of the National Coalition to Abolish the Death Penalty, and on the board of directors for MomsRising and the African American Policy Forum.  She also works as a lecturer in law at Columbia Law School.
Arnwire also hosts a weekly talk radio program called Igniting Change with Barbara Arnwire and is a team member at the National Commission for Voter Justice.  Arnwire was one of the founding leaders of Election Protection, which is a partner of Lawyer’s Committee for Civil Rights under Law, and was instrumental to the passage of the 1991 Civil Rights Act and the creation of the “Map of Shame,” a map showing districts with moderate to right-of-center voting laws.