Abdel Ati is a lawyer and human rights activist since 22 years, Chairman of the International Commission to Support Palestinian Rights, member of the Board of Trustees of the Institute for Middle East Studies, Canada, former director of the Palestinian Center for Policy Research & Strategic (Masarat) in the Gaza Strip (2015-2019), and former director of the Independent Commission for Human Rights in Gaza (2004-2015), Director of Programs and Training at Canaan Educational Development Institute (1997-2004). Besides, Abdel Ati is a researcher and writer who has published many books, studies, research papers, and articles in the fields of politics, law, human rights, and society. He has worked with the United Nations agencies and international, Arab and Palestinian organizations and has trained thousands of lawyers and human rights activists, judges, workers in civil society organizations, and he is the founder and a board member in several Palestinian, Arab and international NGOs and institutions.