First issue of the first volume of “Trivalent” was presented to Cadre Chair & Senior Prof. Nilanthi de Silva, Vice Chancellor- University of Kelaniya and to Prof. M. M. Gunathilake, Dean- Faculty of Social Sciences on 07^th of May 2021 at Vice-Chancellor’s Office of University of Kelaniya.

Trivalent is a publication of a journal collection by Department of Archeology of the University of Kelaniya. This journal consists of 10 research articles from 10 contents.

Senior Lecturer Dr. Mangala Katugampola, Head- Department of Archeology and Director- Centre for Heritage Studies is the Editor in Chief of Trivalent. Editorial Board consists of Prof. Robin Coningham, Department of Archeology, Durham University, United Kingdom, Cadre Chair & Senior Prof. Prishanta Gunawardhana, Department of Archeology, University of Kelaniya, Prof. Noel Scott, Sustainability Research Centre, University of the Sunshine Coast, Australia, Prof. Hong Liang Lu, Department of Archeology, Sichuan University, Chengdu, China, Assistant Prof. Dr. Natalia Maksymowicz, Department of Ethnology and Cultural Anthropology, University of Szczecin, Poland and Senior Lecturer Dr. W. H. M. S. Samarathunga, Department of Tourism and Hospitality Management, Rajarata University of Sri Lanka.