1. Human Evolutionary Studies Program; Simon Fraser University; Burnaby, British Columbia Canada V5A 1S6
2. Department of Archaeology; Simon Fraser University; Burnaby, British Columbia Canada V5A 1S6
3. Centre for Biocultural History; Aarhus University; Aarhus 8000 Denmark
4. Department of Archaeology; University of Aberdeen; Aberdeen AB24 3FX United Kingdom
5. Department of Statistics and Actuarial Science; Simon Fraser University; Burnaby, British Columbia Canada V5A 1S6
6. Dalla Lana Institute for Public Health and Department of Anthropology; University of Toronto; Toronto Ontario Canada M5S 2S2
7. Faculty of Health Sciences; Simon Fraser University; Burnaby, British Columbia Canada V5A 1S6