• Director General of Archaeology, Government of Sri Lanka, 01.01. 2021 to 15.06 2023.
• Director, Centre for Heritage Studies, University of Kelaniya. 2015- 2020.
• Director, Centre for Asian Studies, University of Kelaniya, 2009- 2015
• Head, Department of Archaeology, University of Kelaniya, 1996-2003.
• Member, Cultural Property Board, Government of Sri Lanka.(1996-97)
• Joint Secretary, Sri Lanka Council of Archaeologists (2000-2001, 2001-2002)
• Vice- President, Sri Lanka Council of Archaeologists (2007-2008), (2021-2023).
• Honorary Librarian, Royal Asiatic Society of Sri Lanka (2007-2009)
• Director, Polonnaruva World Heritage Site, Central Cultural Fund. (1999-2014)

 Articles [ English ] 

• Archaeology: Path to heritage, Jointly with Gamini Ranasingha, Beyond Boundaries: One Hundred years of Humanities and Social Sciences in Sri Lankan Universities, Volume 2, Edt by Premakumara de Silva et all, University Grant Commission of Sri Lanka, 2021.
• Lumbini and sacred nativity as a symbolic representation: A new interpretation into the Moonstone and associated sculpture at the entrances of Buddhist viharas in Sri Lanka: Proceedings of the International Buddhist Conference, Kathmandu, Nepal, 2016.
• The Vanni of Sri Lanka: A Study of the etymology and meaning of the name: Nimal De Silva Felicitation Volume, University of Moratuwa, 2015.
• Museum objects of foreign origin: A study into issues related to accession, repatriation and legal rights, Heritage, Monograph on Visuality and Museology, Edited by Mahua Chakrabarti and Dhriti Ray, University of Calcutta, 2014.
• Kalinga Sri Lanka relationship: patronage to Buddhism by Kalinga King Nissankamalla of the Polonnaruva kingdom, Buddhism and Maritime Heritage of Southeast Asia-Odisha Perspective, Edited by S.K. Patnaik, Prathibha Prakashan, Delhi, 2014.
• Tagore’s influence on the art and culture of Sri Lanka, Chapter 24, Contemporarising Tagore and the World, Edited by Imtiaz Ahmed et al, Dhaka, The University Press Limited, 2013.
• Sri Lanka and Southeast Asia during the period of the Polonnaruva Kingdom, Nagapattinam to Swarnadeepa, Monograph edited by Hermann Kulke et al, Institute of Southeast Asian Studies, Singapore, 2009.
• Sinhala-Muslim riots in 1915: An index to documents deposited at the National Archives, Jointly with Bandara Manatunga, Retrospect 7, 2009.
• Archaeological activities at the World Heritage city of Polonnaruva, Sri Lanka, AKM Sakariya Felicitation Volume, BAR Publication, University of Visual Arts, Dhaka, Bangladesh, 2008.
• Beyond Artifacts and Ecofacts Essays in Archaeology; In honour of Professor Senake Bandaranayake, Godage international Publications, 2004.
• The Lost Goddess at Kandalama, Sri Lanka Heritage Vol II, 2004.
• Archaeological works of H.C.P.Bell, Sri Lanka Heritage Vol I, 2003.
• Buddhist Epistemology and Archaeological Reasoning, Retrospect 5, 1999, pp 1-16.
• The First Urbanization of Sri Lanka: An Investigation into Nagara sites referred to in the Early Brahmi Inscriptions, Bulletin of the Indo- Pacific Prehistory Association. No 16 Edt. Peter Bellwood, Canberra. pp 49-55.
• Research Potentiality in Sri Lanka for studies on the Origin of Agriculture: A feasibility Survey. Retrospect No 1, Department of Archaeology, University of Kelaniya, 1996, pp 1-18.
• Excavations at the Terra-cotta site at Manaveva (Comparative Studies in Landscape Archaeology. Postgraduate Institute of Archaeology, University of Kelaniya, 1994, p 8.
• The Maradammaduva-Tabbova Culture: Terracotta figures found at Manaveva in the vicinity of Inamaluva. The Settlement Archaeology of the Sigiriya Dambulla Region.1990 239-241.
• The Kiri Oya Valley, The Settlement Archaeology of the Sigiriya Dambulla Region. Edt. Bandaranayake, S. Mats Morgan and S. Epitawatta. Postgraduate Institute of Archaeology, University of Kelaniya, 1990.
• An Interpretation of the so-called Proto-Siva Seal from Mohenjodaro. Studies in the Decipherment of the Harappan Script and Harappan Seals, 1989.

Articles [Sinhala]

• Puravidya Paryeshana viyapruthiwala mahajana Sambandatha pravardhanaya Polonnaru Viyapruthiye athdekeem asurin. [Promoting public relations at Archaeological sites in view of experience gained at the Polonnaruva project]), Thilaka Lakuna, Felicitation volume to Professor Mapa Thilakarathna, Department of Mass Communication, University of Kelaniya. 2022
• Matale distrikkaye vihara dewalagam pilibanda vimarshanayak. [A review on temple lands in Mathale District], Sarathi, Volume 18, Research Journal of the Cultural Department of the Central Province, Edited by Sunanda Premasiri. 2020
• Kurunegala distrikkayee wihara dewalagam pilibaqa wimasumak. [A survey on temple lands in Kurunegala district], Felicitation to Ven Denike Ananda Thero, Kurunegala. 2020
• 1818 nidahas aragalayata bauddha bhiksuwage Dayakathwaya [Contribution of Buddhist monks to the Kandyan uprising in 1818]. Monograph published by the Asgiriya Temple to commemorate the Bicentenary of the 1818 Kandyan uprising. 2020
• Udarata givisuma athasankala radalawaru. [Feudal chiefs who signed the Kandyan convention], 1815 Convention and Malwaththa Temple in Kandy. 2020
• Puravastu Jawarame anthrajathika swarupaya. [International aspect of the smuggling of antiques], Sathmadala, Volume 6, No 2, Magazine of Lake House publishers. 2020
• 1818 aragalayata naayakathwaya dun Madugalle saha qnek dumbara raqalawaru. [Madugalle and other leaders of Dumbara who fought against English in 1818], Monograph on Dumbara. 2020
• 1818 aragalayata naayakathwaya dun wayamba putrayo. [Persons of the North-Western province who are involved in the 1818 uprising] Vayamba Puthra Prasadini, Central Cultural Fund. 2019
• Monaravila Keppetipola A booklet written for the commemoration of Monaravila Keppetipola, the leader of the 1818 uprising. Ministry of Culture and National Heritage. 2019
• Kiulegedara Mohottala. (A booklet jointly written with Bandara Manatunga on Kiulegedara Mohottala who fought with English at the Kandiyan Uprising in 1818). Raddolugama, Indrani Ekanayake. 2019
• Madugalle Udagabada Nilame. (A booklet jointly written with Bandara Manatunga on Madugalle Udagabada Nilame who fought with English at the Kandiyan Uprising in 1818). Raddolugama, Indrani Ekanayake. 2019
• Ellepola Maha Nilame (A booklet jointly written with Bandara Manatunga on biography of Ellepola Maha Nilame who fought with English at the Kandyan Uprising in 1818). Raddolugama, Indrani Ekanayake. 2019
• Polonnaruve Kaduruwela Balakotuwa Pilibanda Gaweshanayak. [An exploration into the Kaduruwela fortress of Polonnauva], Jointly with Priyantha Susil Kumara, Punklasa, Volume 3, Proceedings of the National Archaeology Symposium, Department of Archaeology. 2019
• Colombo Journal puwathpath pilibanda Wimasumak. [An investigation into the Colombo Journal, the first Newspaper in Sri Lanka], Piyahasara: Felicitation volume to Professor Rohana Laxman Piyadasa, Department of Mass Communication, University of Kelaniya. 2018
• Senarath paranavitahan Suringe abhilekhana aryeshana pilibanda samalochanayal. [A summary of epigraphical researches of Senerath Paranavitana]. SandaSara Felicitation Volume to Professor Chandrasiri Rajapaksha, Department of Mass Communication, University of Kelaniya. 2018
• Pubbatha Vihara hewath Prathyantha Arama. [Pabbatha Vihara or temples beyond the city], Vastu, Volume 15, No.1, Magazine of the Sri Lanka Institute of Architects. 2017
• Thishath Wasaraka Mathakayen bidak. [A glance at the memory of 37 years], Amarabhinanadana, Felicitation Volume to Professor AAD Amarasekera, Department of Archaeology, University of Kelaniya. 2017
• Sabaragamuwe nindagam himi radalayo. [Feudal lords of Sabaragamuva who own fiefdoms]. Indusara: Essays in Honour of Rev.Thalarambe Indrasara Thero, Godage Publication, Colombo.
• sigiriyee aprakata stree ruupa dekak. [Two Lesser Known Paintings from Sigiriya.] Kavtukagara, The Sinhala Bulletin of the National Museums Department of Sri Lanka, Vol.2, No.1. 2015
• Sigiri Nagara Nirmanaya saha Bitu Situwam. [Relationship between the City plan and paintings of Sigiriya], Vastu, Volume 12, No.2, Magazine of the Sri Lanka Institute of Architects. 2014
• 1818 udarata kerella pilibada wimasumak. [A reappraisal on the 1818 uprising], Nidahasa 64, monograph published with academic papers to commemorate the 64th Independent Day, Government Information Department. 2012
• Mul Brithanya Palanaya saha uuwa kerelle pasubima. [Early British administration and the background of the Uva rebellion], Festschrift for Professor S. B. Hettiarachchi, University of Sri Jayawardhanapura. 2010
• Pabbatha Vihara yanu Parvatha Vihara nove. [Pabbatha Viharas are not rock monasteries], National Archaeology Symposium, Department of Archaeology. 2009
• Pabaluwala bahuwida upayogeethawaya therumgeneeme wedagathkama. [Importance of understanding multiple usage of beads], Proceedings of National Archaeology Symposium. 2008
• polonnaruva purana pana nagaraya lesa handunageneema. [Identification of Polonnaruva as the ancient Pana Nagara], Essays in Archaeology; In honour of Professor H.T. Basnayake, Godage International Publications.2005
• Puravidyawa sahe ehi aramunu. [Archaeology: Its aims and scope], Purathana, Central Cultural Fund. 2005
• Monaravila Keppetipola. A booklet written for the commemoration of Monaravila Keppetipola, the leader of the 1818 uprising. Ministry of Culture and National Heritage.2005
• 1818 aragalayata naayakathwaya dun wayamba putrayo. [Persons of the North-Western province who are involved in the 1818 uprising], Vayamba Puthra Prasadini, Central Cultural Fund.2005
• Monaravila Keppetipola A booklet written for the commemoration of Monaravila Keppetipola, the leader of the 1818 uprising. Ministry of Culture and National Heritage. 2004
• Kiulegedara Mohottala. (A booklet jointly written with Bandara Manatunga on Kiulegedara Mohottala who fought with English at the Kandiyan Uprising in 1818). Raddolugama, Indrani Ekanayake. 2002
• Madugalle Udagabada Nilame. (A booklet jointly written with Bandara Manatunga on Madugalle Udagabada Nilame who fought with English at the Kandiyan Uprising in 1818). Raddolugama, Indrani Ekanayake. 2002
• Matale distrikkaye vihara dewalagam pilibanda vimarshanayak. [A review on temple lands in Mathale District], Sarathi, Volume 18, Research Journal of the Cultural Department of the Central Province, Edited by Sunanda Premasiri. 2002
• Ellepola Maha Nilame (A booklet jointly written with Bandara Manatunga on biography of Ellepola Maha Nilame who fought with English at the Kandyan Uprising in 1818). Raddolugama, Indrani Ekanayake. 2001
• Sri Lankawe pragithhasika paryeshana pilibanda samalochanayak. [An analytical study on Paranavitana's contribution to the field of ancient Sri Lankan Paintings and Sculpture]. Studies in Social Sciences, Journal of the Faculty of Social Sciences, University of Kelaniya. Vol.1, No. 1. 1996
• Sigiriyee aprakata stree ruupa dekak. [Two Lesser Known Paintings from Sigiriya.] Kavtukagara, The Sinhala Bulletin of the National Museums Department of Sri Lanka, Vol.2, No.1.
• brahmi akshara malaawe prabhawaya pilibada getalu. [Problems of the Origin of Brahmi Script]. Sanskrutika Puranaya, Vol.1, No.5, March. 1995
• Paranavitanage puravidya keneem. [Archaeological Excavations of Paranavitana] Sanskrutika Puranaya Vol. 1, No. 4, Dec. 1995
• seegri chitrawala wishyak shetraya. [Subject Matter of the Sigiri Paintings]. Kala Sangarava, Vol 43. 1995
• Sigiri chitra: sailiya saha thakshanaya. [Sigiri Paintings: Techniques and Styles]. Kala Sangarava Vol. 43, Dec. 1992:
• stupa pesawe sankethartha. [Symbolism of the Stupa Pesava.] Sanskrutika Puranaya (The Sinhala Quarterly of the Central Cultural Fund) Vol.1, No.3, Sep. 1992:
• sigiri chitrawalin niruupitha washtra bharana. [Costumes and Ornamentation of Ancient Sri Lankan Women as Depicted by the Paintings at Sigiriya.] Kala Sangarava Vol. 40, March. 1992:
• sigiri chitrawala wishyak shetraya. [Subject Matter of the Sigiri Paintings]. Kala Sangarava, Vol 43. 1992
• Polonnaruve Kaduruwela Balakotuwa Pilibanda Gaweshanayak. [An exploration into the Kaduruwela fortress of Polonnauva], Jointly with Priyantha Susil Kumara, Punklasa, Volume 3, Proceedings of the National Archaeology Symposium, Department of Archaeology. 1992
• Sigiri chitra: nawa Arthakathanayak. [Sigiri Paintings: A New Interpretation] Paryeshana, No.2, Archaeological Research Team of University of Kelaniya. 1992
• Puravidyawa sahe ehi aramunu. [Archaeology: Its aims and scope], Purathana, Central Cultural Fund. 1986 

• Ingreesin Yatathe Ihala Thanathuru Hebawu Udarata Radalaya [Kandyan Chiefs who held higher positions under the English Government],  Nine Publishing , 2024.Murusi
• Dupathe Sirakaruvo, [ Prisoners in the Island of Mauritius] , Co authored with Bandara Manatunga, Published by EMIP Ekanayaka, Raddolugama, 20131818 Prathama Nidahas
• Aragalaye Purogamiya [Pioneers of the First Independent Struggle in 1818], Co Authored with Bandara Manatunga, Ministry of Culture and Arts, 2009.
• Narakesak Dutu Esin [Through the eye which show a gray heir; An anthology of poems], Author Publication, 2009.
• Pulatisipura Puranaya [Polonnaruva in History], Ministry of Religious Affairs, 2007.
• Kuvenita Liyapu Kavi [ Poems wrote to Kuveni: an anthology of Poems], Author Publication , 2006.
• Matale District :Archaeological Sites and Monuments, Department of Archaeology, 2005.
• Ehelepola Devani Rajjuruvo [Biographical work on the Prime Minister of the last King of Sri Lanka ]Ja-Ela: Samanti Publishers , 2005.
• Natabumak Mata Hinda Liyami [ Writing while sitting on a ruin : an anthology of poems ] Author Publication , 2005.
• Kanda Saha Mitiyawata [ The Mountain and the Valley; An anthology of poems], Author Publication , 2000.
• Sigiri Chita [Sigiri Paintings] , Ja-Ela: Samanti Publishers, 2000.

1. Chief Organizer, Seminar on Ancient Paintings in Sri Lanka. Department of Archaeology, University of Kelaniya. 1986.
2. Coordinator, UNESCO- University of Kelaniya workshop on Heritage management for Maldivian nationals: Department of Fine Arts and Department of Archaeology, University of Kelaniya, 1999.
3. Chief Organizer, Conference to mark the centenary of Archaeological activities of Polonnaruva, Sri Lanka Foundation Institute, sponsored by the Central Cultural Fund ,December 2000.
4. Chief Organizer, Conference titled "Pioneers of a Century", Polonnaruva Museum, sponsored by the Central Cultural Fund and Sri Lanka Council of Archaeologists.
5. Chief Organizer, Seminar to educate civil servants and senior police officers of North-Western province, on the preservation of Archaeological Heritage, held at the center of Development Studies, Wariyapola, sponsored by the Ministry of Cultural Affairs. March 2001.
6. Chief Organizer, Seminar to educate civil servants and senior police officers of MataleDistrict on the preservation of Archaeological Heritage, held at the Cultural Center, Naula,sponsored by the Ministry of Cultural Affairs. April 2001.
7. Chief Organizer, Seminar to mark the World Cultural Day, held at the Mahaweli Center, Colombo, sponsored by the Ministry of Cultural Affairs. 22 May 2001
8. Chief Organizer, workshop on Archaeo- Osteological Studies, Polonnaruva Museum, sponsored by the Central Cultural Fund. August 2001.
9. Chief Organizer, Ananda Coomaraswamy Memorial Seminar, Centre for Heritage Studies,University of Kelaniya, 2009.
10. Convener, 1st Biennial Conference of the International Association for Asian Heritage (IAAH), Colombo, Sri Lanka. 7-8 April 2011.
11. Chief Organizer, Seminar on “ Ferguson Centenary” , Centre for Asian Studies, University of Kelaniya, 2009.
12. 11.Chief Organizer , Seminar to mark the Fiftieth Death Anniversary of Sir Paul E. Pieris , Centre for Asian Studies, University of Kelaniya, 2009.
13. 12.Convener, 3rd International Congress of the Society of South Asian Archaeology(SOSAA), Kelaniya, Sri Lanka , 20-21 August 2010.
14. Convener, 2nd Biennial Conference of the International Association of Asian Heritage, (IAAH), Colombo, 2013.
15. Convener, International Conference on Asian Art in Memory of Ananda Coomaraswamy,Centre for Asian Studies, University of Kelaniya , 2014.
16. Convener, International Conference on “The Future Museum: An Asian Perspective “, Centre for Asian Studies, University of Kelaniya , 2014.
17. Convener, 6th International Conference of SSEAR in Kelaniya, Centre for Heritage Studies, University of Kelaniya , 2015.
18. Co- organizer, , International workshop on Prehistory of South Asia in the light of recent Archaeological and genetic finds,( With Lanka Ranaweera), Centre for Asian Studies,University of Kelaniya, 2015.
19. Convener, 3rd Biennial Conference of the International Association for Asian Heritage,Colombo, 2015.
20. Convener, International Conference on “ Asian Elephants in Culture & Nature”, Centre for Asian Studies, University of Kelaniya, 2016.
21. Convener, International Conference on “Transport History, Road Culture and Locomotive Heritage “, Centre for Heritage Studies, University of Kelaniya , 2017.
22. Convener, International Conference on “Buddhism and Jainism in Early Historic Asia “, Centre for Asian Studies, University of Kelaniya , 2017.
23. Convener, International Conference on Thai culture, Centre for Heritage Studies, University of Kelaniya and the Buddhist and Pali University of Sri Lanka, 2018.
24. Convener, International Conference on Assamese Culture, Centre for Heritage Studies, University of Kelaniya, 2018.
25. Convener, International Conference on “Heritage as Soft Power “, Centre for Heritage Studies,University of Kelaniya , 2019.