Thus, the definition of Global Africa can be attributed to Ali A. Mazrui, in his attempt to find theoretical language to address issues of diasporization arising from the Howard University school, which had always been a site for the study and articulation of the concept of the African diaspora. While African studies at Howard University were initially spearheaded by William Leo Hansberry, other scholars, such as Joseph E. Harris at Howard's History Department also subsequently worked on the African diaspora in Asia. 'Global Africa' and 'African diaspora' were therefore terms used simultaneously from the start, or used at times dialectically, the former specific to political science and international relations, the latter used more in the humanities and in anthropology. Before Mazrui, the idea of building a global freedom struggle preoccupied all early pan-Africanists, who would actually use the language of globality. It is also possible, at this point, to cite David Walker, who wrote Appeal to the Colored Citizens of the World, but in Particular, and Very Expressly, to Those  
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[^0]:    4 Significantly, Ali A. Mazrui was editor of UNESCO's General History of Africa, Vol. VIII, Africa since 1935 (Heinemann/UNESCO 1993). This volume, in its section on pan-Africanism, contains essays by Joseph E. Harris, "Africa and its diaspora since 1935" (pp. 705-23), and by Locksley Edmondson, 'Africa and the developing regions' (pp. 829-70).  
of the United States of America (1829), which technically had a Global African framework, even though it did not use current language.