1. Department of Anthropology, Gender and Sociology, University of Otago, Post Office Box 56, Dunedin, New Zealand.
2. Department of Anthropology, University of Papua New Guinea, Post Office Box 320, University Post Office, National Capital District, Papua New Guinea.
3. Department of Archaeology, School of Social Science, University of Queensland, Brisbane, Queeensland 4072, Australia.
4. National Museum and Art Gallery of Papua New Guinea, Post Office Box 5560, Boroko National Capital District, Papua New Guinea.
5. Australian Centre for Microscopy and Microanalysis F09, University of Sydney, New South Wales 2006, Australia.
6. Scarp Archaeology, Post Office Box 7241, South Sydney Hub, New South Wales 2015, Australia.