About the Authors

Peter Mayall

‡ PM and VP are joint senior authors on this work.

Affiliation The University of Melbourne, Parkville, Victoria, Australia

Varsha Pilbrow

vpilbrow@unimelb.edu.au

‡ PM and VP are joint senior authors on this work.

Affiliation The University of Melbourne, Parkville, Victoria, Australia

Liana Bitadze

Affiliation Ivane Javakhishvili Institute of History and Ethnology, Tbilisi, Georgia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: PM VP. Formal analysis: PM VP. Investigation: PM. Methodology: PM VP LB. Project administration: VP. Resources: PM LB. Supervision: VP. Validation: PM VP. Visualization: PM VP. Writing – original draft: PM. Writing – review & editing: PM VP LB.