Margaret Ratner Kunstler is a civil rights attorney who has worked with WikiLeaks, Julian Assange, and Sarah Harrison. She has also worked with Anonymous and was the attorney for Jeremy Hammond.[1][2] Kunstler graduated from Sarah Lawrence College and Columbia Law School. She was the co-chair of the February 2022 Belmarsh Tribunal organized by Progressive International in New York City. After her husband William Kunstler died, a dispute started with his former law partner, Ronald L. Kuby, over the right to use his name.[3]