He has taught at a number of universities in Europe. Currently, he is the secretary of the European Association of Social Anthropologists. His field research has been concentrated in West Africa (mainly the francophone countries) and in Europe, and his research interests are art worlds and global art, visual culture, and globalization and transnational processes. His current research is focused on art biennials as a global culture, in particular the Dakar biennial, Dak’Art. His main books are Kulturen und Kriege: Transnationale Perspektiven der Anthropologie (Rombach, Freiburg im Breisgau 2007; co-authored with Andre Gingrich and Lutz Musner) and Zeitgenössische Kunst aus Afrika: Vierzehn Künstler aus Côte d’Ivoire und Bénin (Böhlau, Vienna 2002). BACK TO TOP