Studied genetics and cell biology (M,SC) at the University of Oslo (Norway), dr.agric from the Agricultural University of Norway. Associate professor, University of Oslo, Research Director and Professor of Genetics, Agricultural University of Norway. Sabbatical research visits to UC Davis, Cornell and Stanford. From 2000-2005; Pioneer hi-Bred International, a DuPont Company, Johnston, Iowa, USA. From 2006 to present; Monsanto Company, St.Louis, Missouri, USA. Major research interest: endosperm developmental biology and biotechnology.Olsen, Odd-Arne is the author of 'Endosperm Developmental and Molecular Biology', published 2007 under ISBN 9783540712343 and ISBN 3540712348.