sentences:  Sabbagh was a billionaire and ranked 16th on the world's richest Arabs.Through the Diana Sabbagh Foundation, one of the largest Arab charitable foundations, Sabbagh has supported institutions of higher education across the Arab world and the West, and has influenced a range of dialogue initiatives, notably in the United States at the Council on Foreign Relations, the Carter Center, and the Center for Muslim - Christian Encounter, and in Palestine within the Palestinian Initiative for the Promotion of Global Dialogue and Democracy (MIFTAH), under Hanan Ashrawi.He also co-founded the Welfare Association for Palestinians, chaired the Palestinian Students Fund, and has been on the boards of the Arab Bank and of many academic institutions and pro-Palestinian think tanks, such as the Institute of Palestine Studies.