Axel Kreienbrink is Head of Unit „International Migration and Migration Management” in the Research Centre of the Federal Office for Migration and Refugees in Nuremberg (Germany). After graduating in History and Political Science he obtained his PhD in Migration Research at the University of Osnabrück. He entered the Federal Office in 2005 and became Head of Unit in 2007. His research topics cover international migration, irregular migration, return migration, migration and development, Muslims in Germany, demographic aspects of migration, and research for the European Migration Network (EMN). He has several publications on migration history and migration policy in Germany, Spain and Europe, see: