The Topical series, the largest of the collection, mostly contains research materials collected by Abraham relating to Arab American and Middle East issues. These materials include newspaper clippings, journal articles, and organizational newsletters related to various topics. Also present in this series are correspondence and Abraham's notes. Some of the larger topics reflected in this series include the Israeli-Palestinian conflict and the United States' role in it, 1990-1991 Gulf War, 2003 invasion of Iraq, the relationship between Islam and the West, and attacks on Arab and Muslim Americans, particularly after September 11, 2001. Also contained here are records relating to numerous Arab American organizations such as the Association of Arab-American University Graduates (AAUG), Arab Community Center for Economic and Social Services (ACCESS), American-Arab Anti-Discrimination Committee (ADC), and Organization of Arab Students (OAS). Many files contain writings by and articles on scholars sharing the same areas of interest as Abraham, as well as his correspondence with them. Some of the more prominent of these individuals are Noam Chomsky, Edward Said, Norm Finkelstein, and Israel Shahak. A few topical files relate to Abraham's career and work.