1. School of History, Classics and Archaeology, University of Edinburgh, Teviot Place, Edinburgh EH8 9AG, UK
2. Skara Brae Publication Project, 509 King Street, Aberdeen AB24 3BT, UK
3. Department of Scottish History and Archaeology, National Museums of Scotland, Chambers Street, Edinburgh EH1 1JF, UK
4. Department of Archaeology and Classical Studies, Osteoarchaeological Research Laboratory, Stockholm University, Stockholm, Sweden
5. Department of Natural Sciences, National Museums of Scotland, Chambers Street, Edinburgh EH1 1JF, UK