is Professor of general history at Åbo Akademi University, Finland, and Guest Professor of history at Dalarna University, Sweden. His research focuses on Global and Atlantic history, West African environmental history, and Islamic Studies (with a special focus on Islam in Ghana). His publications include (ed.) Social Welfare in Muslim Societies in Africa (Nordic Africa Institute 2002); Obligatory Almsgiving: An Inquiry into Zakât in the Pre-colonial Bilād as-Sūdān (Finnish Oriental Society 2003); Begging and Almsgiving in Ghana: Muslim Positions towards Poverty and Distress (Nordiska Afrikainstitutet 2007); Between Accommodation and Revivalism: Muslims, the State and Society in Ghana from the Precolonial to the Postcolonial Era (Finnish Oriental Society 2008); Framing a Radical African Atlantic. African American Agency, West African Intellectuals and the International Trade Union of Negro Workers (Brill 2014); (ed.) Ports of Globalisation, Places of Creolisation: Nordic Possessions in the Atlantic World during the Era of the Slave Trade (Brill 2015); and (ed.) International Communism and Transnational Solidarity: Radical Networks, Mass Movements and Global Politics, 1919–1939 (Brill 2017).
The Negro Worker surveyed the geographies of colonialism and imperialism through the labor regimes which marked the uneven development of global capitalism, and in doing so also plotted the different trajectories and strategies of anti-colonial struggles.
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