Pedersen’s areas of research are non-ferrous metalworking, technology, crafts, economy and urbanisation. Her research is based on studies of artefacts from Viking Age and Migration Period graves and settlements, supported by archeaometallurgical analyses. She gives public lecturers several times a year, has participated in the production of exhibitions, presents her research regularly in media, and has published three children’s books, two of them being translated to English.
Pedersen is the project leader of HEI: Heritage Experience Initiative.
Pedersen held the position as Head of External Relations at The Department of Archaeology, Conservation and History 2018-2020. 2011-2010 she headed Norgeshistorie.no, a public dissemination project at the University of Oslo. She was Finds Leader and had a PhD position in The Kaupang Excavation Project (2008–2000), has participated in numerous excavations (2000-1992) and has experience in teaching and supervising bachelor and master students from Aarhus University (2009) and the University of Oslo (2000–present). Pedersen has been editor in Chief of the journal Viking 2012-2013 and a member of the expert group of the Avaldsnes project.
2010 Ph.D. University of Oslo. I smeltedigelen - Finsmedene i vikingtidsbyen Kaupang (Non-ferrous metalworkers in the Viking Age town Kaupang)
2000 Cand. philol. University of Oslo. Vektlodd - sikre vitnesbyrd om handelsvirksomhet? (Weights - unquestionable evidence of trade?)