“Genetic Prophecy”
Guest Lecture – Sri Lanka Rationalists Association May 20, 1984.
“Some Aspects of Clinical Genetics”
Guest Lecture – Galle Clinical Society
September 18, 1984
“25 Years of Genetic Counselling”
Guest Lecture – Faculty of Medicine, University of Kuwait
March 25, 1985.
“A New Cytogenetics – The Reawakening”
Guest Lecture – College of Obstetricians & Gynaecologists, Sri Lanka.
Annual Scientific Sessions
May 5, 1991
“It is Genetic! What then?”
Guest Lecture – Panadura Clinical Society, Sri Lanka
March 17, 1992.
“Genes and the Eye”
Guest Lecture – Sri Lanka College of Ophthalmologists
February 16, 1992.
“The Dysmorphic Child – A Cordon and Search in Paediatrics”
Guest Lecture / Update Lecture Series – Sri Lanka Paediatric Association, Sri Lanka January 27, 1993.
“Birth Defects and Parental Responsibility”
Guest Lecture – Academy of Child Psychology. Sri Lanka
May 28, 1994.
“Biology & Genetic Basis of Cancer”.
Breast Cancer Update – Sri Lanka Medical Association. Colombo. Sri Lanka.
July 20, 1997.
“The Role of Fluorescence In Situ Hybridisation in Prenatal Diagnosis”
Guest Lecture – Sri Lanka Medical Association Foundation Sessions. Colombo, Sri Lanka.
November 6-7, 1998.
“Genetics of Thalassaemia”
Guest Lecture – Seminar on Thalassaemia.
Kandy Thalassaemia Association, Kandy, Sri Lanka.
November 13, 1998.
“Frontiers in Cytogenetics”
Guest Lecture – Galle Clinical Society- Annual Academic Sessions. Galle, Sri Lanka.
August 21, 1999.
“Genethics in Sri Lanka – The Slumbering Sentinels”
Guest Lecture – Sri Lanka Medical Association – 113th Annual Academic Sessions. March 24, 2000.
“Sports Medicine in the Molecular Era”
Guest Lecture – Sri Lanka Medical Association – 113th Annual Academic Sessions.
March 24, 2000.
“Non–Traditional Inheritance in a Molecular Era”
Paediatric Update – Sri Lanka College of Paediatricians
July 28, 2000.
“The Role of Counseling in Birth Defects”
Medical Update Programme – 2003
Independent Medical Practitioners Association of Sri Lanka
OPA Auditorium,
May 11, 2003.
“Genes, the Church & Reality”
Guest Lecture – Annual General Meeting of the Catholic National Commission for Pastoral Care of Migrants, Tourists and Health Care Workers Colombo.
October 20, 2005.
“Genetics & Rheumatic Diseases – Implications for the Future”
Guest Lecture – Annual Scientific Sessions of the Sri Lanka Association of Rheumatology and Medical Rehabilitation.
January 22, 2006
“Genetics & Counseling in Multiple Polyposis Syndromes”
Gut Club, National Hospital, Colombo.
June, 2006.
“Genetics of Fertility”
Guest Lecture – 41st Annual Academic Sessions of the Sri Lanka College of Obstetricians & Gynaecologists.
June 29. 2008.
“The New Reproductive and Genetic Technologies and the Church in Sri Lanka”
The Colombo Deanery
May, 2009.
“The New Reproductive and Genetic Technologies that challenge the Church in SriLanka”.
Chilaw Archdiocese.
December 7, 2009.
“The New Reproductive and Genetic Technologies in Sri Lanka” Are we in a slumber?
Centre for Strategic Studies, Colombo
October, 2012.
“Soft Skills’
Lanka [Apollo] Hospitals [Pvt] Ltd. Colombo.
December 2012.
“The Pathologist – A Dignified Professional”
College of Pathologists of Sri Lanka
May /July 2021.
“The Confident Professional in Indigenous Medicine”
Indigenous Institute of Medicine, University of Colombo
July 2021.