Professor Cohen supervises graduate students working in the field of Modern European History, French History, human rights and international law, as well as migration studies.
- In War’s Wake: European Refugees in the Postwar Order (Oxford University Press, 2011).
- “The ‘Human Rights Revolution’ at Work: Refugees and Displaced Persons in Postwar Europe” in Stefan Ludwig Hoffmann and Dieter Gosewinkel (eds.), Human Rights in the Twentieth Century, Cambridge University Press, 2010
- Between Relief and Politics: Refugee Humanitarianism in Post-War Europe,”Journal of Contemporary History, Vol. 43 (3), July 2008 437-450.
- “The Politics of Recognition: Jewish Refugees in Relief Policies and Human Rights Debates, 1945-1950”, Immigrants and Minorities 24 (2), July 2006, 125-144.
- “Remembering Postwar Displaced Persons: From Omission to Resurrection” in Mareike König, Rainer Ohliger (eds.), Enlarging European Memory. Migration Movements in Historical Perspective, Stuttgart (Thorbecke Verlag), 2006, pp.87-97