Hakon Glorstad is Professor in archaeology at the Museum of Cultural History, University of Oslo. His research covers Stone Age archaeology of Scandinavia, archaeological epistemology and cultural heritage management. Glorstad has been leading or supervising several large scale excavations in Norway and research projects in Stone Age archaeology. He is currently the museum director at the Museum of Cultural History. Kjel Knutsson is Professor in archaeology at the Department of Archaeology and Ancient history, University of Uppsala, Sweden, but has also worked as a visting professor at the University of Stavanger, Norway. His research has a focus on Stone Age archaeology of Scandinavia but he has also carried out field work and published Stone Age materials from East Africa and China. He is specialized in lithic analysis. Dr Helena Knutsson is a consultant with focus on Stone Age archaeology and study of artefact production and use. Her main interests are irreconcilable. On the one hand psychology and sociology of life in hunting-gathering societies, and, on the other hand understanding of stone tools with the help of methods brought from material science. Jan Apel is Associate Professor of Archaeology at the Deparment of Archaeology and Ancient History, Lund University (Sweden). His research covers stone tool technology and human evolution, stone age archaeology of Scandinavia and social complexity in prehistory. He has lead or supervised several large-scale excavations in Sweden and is currently involved in the research project "The Pioneer Settlements of Gotland."
