Fatima Hassan is the Executive Director of OSF-SA. A human rights lawyer and social justice activist, Fatima has spent her career defending the rights of marginalised groups in South Africa, especially people living with HIV and AIDS. She was the lawyer for the Treatment Action Campaign. Previously, she clerked at the South African Constitutional Court, and served as a Special Adviser in the Health and Public Enterprises Ministries. She holds a BA and LLB from the University of the Witwatersrand and an LLM from Duke University.