Conferences and Seminars in Sri Lanka

University of Sri Jayawardanepura, Colombo.

“The origin of coins”, Department of History, 6th August 1991.
“Sri Lanka and sea-borne trade in the Indian Ocean”, 26th February 1998

British Council, & Classical Association of Sri Lanka, Colombo.

“The origin of Greek coins”, 6th August 1991.

Postgraduate Institute of Archaeology, Colombo.

“The origin and evolution of coins in India and Sri Lanka”, 10th August 1991.
“Ancient Sri Lanka: Centre of the Global Economy: Archaeological Evidence” 4th January 2014.

University of Peradeniya, Department of Archaeology.

“The origin and development of Coins in Sri Lanka”, 29th August 1991.
“A new approach to the history of Greeks in India”, 17th January 1992.
“New evidence on iron smelting and glass bead making technology of ancient Sri Lanka”, 6th August 1997.
“Recent discoveries of Central Asian and Roman coins from Sri Lanka”, 5th January 1998.
“Numismatic evidence in the reconstruction of early Indian history: Indo-Greek kingdoms,” 12th July, 2022.
“Earliest forms of Indian art (3rd century BC to 1st century CE: Sanchi, Bharhut), 9th September, 2022.

University of Kelaniya, Kelaniya.

“An introduction to Sri Lankan coinage”, Department of Archaeology, 2nd September 1991.
“Sri Lanka and sea-borne trade in the Indian Ocean”, Department of Archaeology 20th February 1998.
“Sigiriya: residence of a God king”, Department of History, 31st January 2008.
“Introduction to Sri Lankan art”, Department of History, 8th September 2015.
Introduction to early phase of Sri Lankan art” at the launching ceremony of the book named “Sath Sathiya”, Department of History, 30th June 2017.
Is Mahāvaṃsa a reliable source of information?” Department of History, 27th January 2018.

SAARC Cultural Centre and University of Kelaniya

Contradictions in the texts and confusions in the iconography: Revisiting the theme of the great departure of the Bodhisatva Siddhārtha in the ancient Buddhist art of India and Sri Lanka” Department of Archaeology, 28th July 2023.

Colombo National Museum & Sri Lanka Society for Numismatic Studies, Colombo.

“Seafaring in the Indian Ocean: archaeological evidence from Sri Lanka” 17th March 1993.
“The recent discovery of three tons of ancient coins in Afghanistan”, 21st July 1994.

Department of Archaeology, Colombo.

“Indian and Central Asian Art”, Two day workshop, 8th & 9th August 2011."
“How the events related to the great departure of Bodhisattva Siddhartha are depicted in Kandyan paintings: An examination of Sanskrit, Pali, Chinese and Tibetan texts,” Puravidya Shastriya Deshana Malawa, 12th July 2022."
“Amarāvatī, Panigiri, Nāgārjunakoṇḍa and Kanaganahalli Stūpas and Monastic Sites: Introduction to Andhra Art and its Diffusion to Sri Lanka”, 15th September 2022."

Numismatic Society of Sri Lanka, Colombo.

“Recent numismatic finds from India and Central Asia”, 18th September, 2011."

New discoveries of gold and silver coin dies and ingots from Central Asia: A study of minting techniques”, 23rdMarch, 2025.

Archaeological Department & Sri Lanka Society for Numismatic Studies, Auditorium, National Archives Department, Colombo.

“Coins from the citadel of Anuradhapura. Sri Lanka British excavations at Salgha Watta”, 8th January 1997.
“Coins, seals moulds & beads from Akurugoda: Tissamaharama revisited”, 21st April 1997.
“Recent discoveries of Central Asian and Roman coins in Sri Lanka”, 8th January 1998.

Open University of Sri Lanka, Nawala

“An introduction to Sri Lankan coinage”, 10th July 1993.

Royal Asiatic Society of Sri Lanka, Colombo.

“Codrington’s studies on Sri Lankan numismatics: Past and Present”, Memorial lecture series, Colombo. 31st July 1995.
“Unique relief from Kurunagala depicting the seven weeks after the enlightenment of the Buddha”, December 28th 2015.

Alliance française, Colombo.

“The Gardens of Sigiriya: a new approach”, 19th February 1998.
“Fluvial and Maritime Trade of Ancient Sri Lanka”, 27th August, 1998.
“Jayantha Premachandra: above all, a humanist”, Expressionism and Humanism: Celebrating Jayantha Premachandra’s Artistic Heritage, 30th January 2025.
"Chintaka Mendis: a new historian-thinker", An Invisible History of Early Sri Lanka, by Chintaka Mendis, 21st February 2025.
Alliance française - Previous and on-Going Archaeological Projects between Sri Lanka, France and Germany. Colombo.
“Bodhisattva Avalokiteśvara as protector of seafarers: Results of the Avalokiteśvara survey project in Sri Lanka”, 12th July 2023.

University of Rajarata, Anuradhapura.

“Fluvial and Maritime Trade of Ancient Sri Lanka” (in Sinhalese), 30th September 1998.
“Sri Lankan art: A new approach” (in Sinhalese), 10th September 2015.
“Contradictions in Texts and Iconography: The Events related to the Great Departure of the Bodhisattva Siddhārtha. Comparison of Sri Lankan Mural Paintings with Indian Art”, (in Sinhalese), 25th January 2023.

ASLAEF. Colombo.

“Sculptures of Amaravati style from Tissamaharama: an appraisal of early Buddhist sculptures from Sri Lanka”, August 24th 2006.

Université de Colombo, Colombo.

“Traders, monks of Andhra-Tamilnadu in ancient Sri Lanka”, 31st January 2008.
“New archaeological data on maritime and inland trade on ancient Sri Lanka and maritime diffusion of Buddhist philosophies and art”, SLSTL, SLAPE & Departments of History, Economics, Geography & International Relations, 7th February, 2018.

Centre for Ethnic Studies, Colombo.

“Sinhalese merchants in Tamil Nadu and Tamil traders in Sri Lanka, 22nd July 2008.

Centre for Banking Studies, Colombo.

“Ancient Sri Lanka: Centre of the Global Economy: Archaeological Evidence” 19th December 2013."

Archaeological Society of Sri Lanka.

“Ancient Sri Lanka and Trade in the Indian Ocean through Buddhist Iconographies”, (in Sinhala) 11th October 2020."

Institute of Archaeology and Heritage Studies

“Introduction to Gandharan Art”, (in Sinhala) 12th November 2020."

The National Trust, Colombo.

"Ancient Sri Lanka and Study of Trade in the Indian Ocean through Buddhist Iconography”, The national Trust, Colombo, 21st May 2021."

Archaeology and Heritage Study Center, Colombo.

"Introduction to Sri Lankan art,” (in Sinhala), 1 August 2021."
"Anuradhapura and Polonnaruwa periods,” (in Sinhala), 7 August 2021.

Institute of Archaeology and Heritage Studies. Colombo.

"Art history of Sri Lanka: carvings, sculptures and paintings” (in Sinhala), 22 August 2022.

Colombo National Museum & Sri Lanka Society for Numismatic Studies, Colombo.

“Seafaring in the Indian Ocean: archaeological evidence from Sri Lanka” 17th March 1993.
“The recent discovery of three tons of ancient coins in Afghanistan”, 21st July 1994.

University of Fine Arts. Colombo.

"Roots of Sri Lankan Art”, 25th February, 2025.