Forced migration is a global issue. About 34 million of the world's inhabitants were identified in 2010 by the United Nations High Commissioner for Refugees as either refugees, internally displaced persons, asylum seekers or stateless people. Systematic inquiries are urgently needed to understand and improve the circumstances in which these people live, and to guide national and international policies and programs. However, there are many ethical complications in conducting research with uprooted people, who have often been exposed to persecution and marginalisation in conflict situations,...