Julissa Mantilla is a lawyer and professor at the Law School and the Gender Diploma of the Pontificia Universidad Católica del Perú (PUCP). She obtained her master degree (LLM) from The London School of Economics and Political Science (LSE) of the University of London in 2000. Her main interests are international human rights law, gender issues, human rights of women and the comparative study of cases of sexual violence against women, especially during armed conflict.
In 1995, she was appointed as the Peruvian Representative for the International Development Bank Delegation at the Fourth Women's International Conference and NGO Forum. In 1998, she was selected as a Junior Scholar at the Woodrow Wilson Center, based at the George Washington University, where she developed the research "Human Rights in the USA Foreign Policy: The Peruvian Case".
From 1998 to 1999 she worked at the Peruvian Ombudsman Office for Human Rights, researching violations of reproductive rights in Peru, especially the cases of forced sterilization against Peruvian women. From 2002 to 2003 she was part of the legal team of the Peruvian Truth and Reconciliation Commission (CVR); she was particularly responsible for the matters related with sexual violence against women. In addition, as a gender consultant, she was in charge of incorporating a gender perspective through all the work of the CVR.