2009 – 2010 Senior Fellow at the Excellence Cluster Topoi
2006 – 2009 Curator for the new permanent exhibition at the “Wikinger Museum Haithabu”, Stiftung Schleswig-Holsteinische Landesmuseen, Schloss Gottorf
1997 – 2006 Shorter research periods at Statens Historiska Museum, Stockholm; Kulturhistorisk Museum, Oslo; Arkeologisk Museum i Stavanger; Bergen Museum; Trondheim Museum; Lunds niversitets Historiska Museum; National Museum of Danmark, Kopenhagen; National Museum of Iceland, Reykjavik; Ulster Museum Belfast; Norwich Castle Museum
2004 – 2005 Travel Grant of the German Archaeological Institute (Italy, Greece, Turkey, Syria, Jordan, Faroe Islands, Iceland, Shetland, Orkney Islands, Scottland, Ireland, Man, England)
2004 Reaearch fellow at the Tissø-projekt at the National Museum of Danmark,  Kopenhagen
2003 PhD in historic archaeology, University of Kiel
2002 – 2003 Doctoral scholarship of the federal state Schleswig-Holstein
2000 – 2002 Doctoral scholarship of the German Academic Exchange Service (DAAD) at the Centre for Viking and Medieval Studies, Oslo University
2000 M.A. in historic archaeology, University of Kiel
1997 – 1998 Scholarship of the German Academic Exchange Service (DAAD) at Uppsala University
1994 – 2003 Studies of prehistoric and historic archaeology, history and european ethnology at University of Kiel