1. Regional Malaria Officer, Provincial Directorate of Health Services Ministry of Health Anti Malaria Campaign, Sri Lanka, Colombo, Sri Lanka
2. Department of Communicable Diseases, World Health Organization Regional Office for South-East Asia, New Delhi, India
3. Professor of Public Health Department of Public Health, Faculty of Medicine, University of Kelaniya, Ragama, Sri Lanka
4. Department of Parasitology, Faculty of Medicine, University of Colombo, Colombo 5, Sri Lanka