Profile

• Mental Health Nursing
• Psychology
• Adult Nursing
• Emergency and Trauma Nursing

• Psychocardiology
• Health Psychology
• Mental Health Nursing
• Nursing Education

Books

• Kumara, C., 2021. A Counselling Intervention for Improving Adherence to Physical Activity, Diet and Medication in Ischemic Heart Disease. 1st ed. Colombo 10: ISBN 978-624-00-1394-9: S Godage & Brothers (Pvt) Ltd., pp.1-56.

Full Papers in Peer Reviewed Journals

• Gamage, C. K. W., & Sudusinghe, W. S. (2024). Unveiling the heart of nursing: the transformative impact of emotional intelligence on patient-centred care. Asian Journal of Internal Medicine, 3(1), 36-41. https://doi.org/10.4038/ajim.v3i1.129
• Weerasinghe, G., Patabendige, P. N. M., Thuduwage, S. V. R., Arumapperumachchi, P. M., Gamage, C. K. W., & Hettigoda, K. (2023). Cross-cultural adaptation of the Toronto empathy questionnaire to Sinhalese for implementation among nursing students in Sri Lanka. Journal of Management, Social Sciences, and Humanities. https://fmsh.kdu.ac.lk/jmsh/assets/pdf/V4-2/MS4.pdf
• Sudusinghe, W. S., Gamage, C. K. W., & Rajapaksha, R. M. N. P. (2023). Padlet App uses in Tesl: A Sri Lankan Experience. KDU Journal of Multidisciplinary Studies, 5(2), 148-156. https://doi.org/10.4038/kjms.v5i2.86
• Gamage, G. P., Gamage, C. K. W., & Sudusinghe, W. S. (2023). The learning styles and academic performance of nursing undergraduates in a Sri Lankan defence university. South-East Asian Journal of Medical Education, 17(1), 12-18. https://doi.org/10.4038/seajme.v17i1.528
• Gamage, C. K. W., Sudusinghe, W. S., & Abdulmohsen, H. A. E. (2023). Simulation-Based Medical Learning: The future of Sri Lankan health care. South-East Asian Journal of Medical Education, 17(1), 31-34. https://doi.org/10.4038/seajme.v17i1.530
• Sudusinghe, W. S., & Gamage, C. K. W. (2023). The importance of English Language proficiency for the success of nursing education in Sri Lanka. South-East Asian Journal of Medical Education, 17(1), 39-42. https://doi.org/10.4038/seajme.v17i1.529
• Weerasinghe, G.D.D.B., Patabendige, P.N.M., Thuduwage, S.V.R., Arumapperumachchi, P.M., Gamage, C.K.W. and Hettigoda, K. 2023. The Cross-Cultural Adaptation of the Schutte Self-Report Emotional Intelligence Test (SSEIT) for Use Among Nursing Students in a Defence University, Sri Lanka. KDU Journal of Multidisciplinary Studies 5(1), pp. 145-151. http://dx.doi.org/10.4038/kjms.v5i1.71.
• Gamage, C. K. W., De Zoysa, P., Balasuriya, A., Fernando, N., & Jayamanne, D. (2023). Cross-cultural adaptation and validation of the Sinhala version of the Hospital Anxiety and Depression Scale (HADS) for patients diagnosed with ischemic heart disease (IHD) in Sri Lanka. Journal of the College of Community Physicians of Sri Lanka, 29(1), 19-28. https://doi.org/10.4038/jccpsl.v29i1.8563
• Gamage, C.K.W., de Zoysa, P.T., Balasuriya, A., Fernando, N.F.J., 2022. Development of a counseling intervention protocol to improve treatment adherence of ischemic heart disease patients. Asian Journal of Medical Sciences. J. 66, 8-15. https://doi.org/10.3126/ajms.v13i9.43889.
• Kumara, W.G.C., Warnakulasuriya, S.S.P., 2022. Assertiveness and its Associations among Nursing Undergraduates in General Sir John Kotelawala Defence University, Sri Lanka. KDU Journal of Multidisciplinary Studies. 4(1), 16-28. https://kjms.sljol.info/articles/abstract/10.4038/kjms.v4i1.36/
• Kumara, W.G.C., Warnakulasuriya, S.S.P., 2022. Cross-cultural Adaptation of the Begley and Glacken's Assertiveness Scale for Use Among Sinhala Speaking Nursing Students in Sri Lanka. Sri Lankan Journal of Nursing. 1(1), 3-10. https://sljn.sljol.info/articles/abstract/10.4038/sljn.v1i1.25/ 
• Sudusinghe, W.S., Kumara, W.G.C., 2021. Assessing the effectiveness of an online teaching intervention in reducing the Public Speaking Apprehension (PSA) among the second-year law undergraduates in Kotelawala Defence University. KDU Journal of Multidisciplinary Studies, 3(2), p.103. https://doi.org/10.4038/kjms.v3i2.33
• Kumara, W.G.C., Sudusinghe, W.C., 2021. Improving Nursing Education in Sri Lanka to take on New Challenges faced by Global Healthcare Systems. Univ. Colombo Rev. 2, 119-137. https://doi.org/10.4038/ucr.v2i1.42 
• Gamage, C.K.W., Zoysa, P. de, Balasuriya, A., Fernando, N., Jayamanne, B.D.W., 2021. Cross-cultural adaptation of the type D personality scale for use with patients diagnosed with ischemic heart disease in Sri Lanka. Ceylon Med. J. 66, 8-15. https://doi.org/10.4038/cmj.v66i1.9350  [Accessed 10 Aug. 2021].
• Kumara, W. G. C., Zoysa, P. de, Balasuriya, A., & Fernando, N. F. (2020). Cross-cultural adaptation of the Morisky Green Levine medication adherence scale for use in patients with Ischemic Heart Disease in Sri Lanka. Journal of the Postgraduate Institute of Medicine, 7(1), E109 1-7. https://doi.org/10.4038/jpgim.8274
• Rukshani, D., Kahandawala, P., Jayawardana, K., Karunarathne, D., Galgamuwa, L.S., Kumara, C. and Gamage, C. (2018). Factors associated with quality of life among cancer patients in Sri Lanka. International Journal of Community Medicine and Public Health, 5(7), p.2705. http://dx.doi.org/10.18203/2394-6040.ijcmph20182603

Full papers in Conference Proceedings

• Sudusinghe, W.S., & Kumara, W.G.C. (2021). Assessing the e-Learner Autonomy among ESL (English as a Second Language) learners in higher education institutes, Sri Lanka. In 14^th International Research Conference of KDU 2021. http://ir.kdu.ac.lk/handle/345/4696 
• Sudusinghe, W.S., Kumara, W.G.C., Kothalawala, C., & Kothalawala, T. (2020). Assessment of Public Speaking Anxiety (PSA): A study based on the second year Law undergraduates in Kotelawala Defence University, Sri-Lanka. In 13th International Research Conference of General Sir John Kotelawala Defence University, Sri Lanka. http://ir.kdu.ac.lk/handle/345/3049
• Sudusinghe, W.S., Kumara, W.G.C., Vidanage, D., & Kothalawala, T. (2020). Knowledge, Attitudes, and Practices on Plagiarism among the Law Undergraduates in Sri Lanka. In 13th International Research Conference of General Sir John Kotelawala Defence University, Sri Lanka. Available at : http://ir.kdu.ac.lk/handle/345/2845
• Sudusinghe, W.S., & Kumara, W.G.C. (2020). Students' perception on Learning English through Distance Education: An Online Survey conducted in Higher Education Institutes, Sri Lanka at the time of COVID-19. In 13th International Research Conference of General Sir John Kotelawala Defence University, Sri Lanka. http://ir.kdu.ac.lk/handle/345/3041
• Kumara, W. and Samarawickrama, M. (2016). Awareness of smoking among patients with Ischemic Heart Disease (IHD) attending medical clinics in Teaching Hospital Karapitiya. Kdu.ac.lk. [online]. http://ir.kdu.ac.lk/handle/345/1097
• Imendra, K., Uduwillarachchi, L. and Kumara, W.G.C. (2014). Job Satisfaction among Nurses in Teaching Hospitals Karapitiya and Mahamodara. 248.104.6. [online]. http://192.248.104.6/handle/345/1492

Abstracts/ Extended Abstracts in Conference Proceedings

• Weerasinghe, G., Patabendige, P.N.M., Thuduwage, S.V.R., Arumapperumachchi, P.M., Gamage, C.K.W., Hettigoda, K., 2022. The cross-cultural adaptation of the Toronto Empathy Questionnaire (TEQ) from the English language to the Sinhala language to use with nursing students in Sri Lanka. In: Peradeniya University International Nursing Research Sessions (iPUNRSE) - 2022. p.72.
• Weerasinghe, G., Patabendige, P.N.M., Thuduwage, S.V.R., Arumapperumachchi, P.M., Gamage, C.K.W., Hettigoda, K., 2022. The cross-cultural adaptation of the Schutte Self-Report Emotional Intelligence Test (SSEIT) for use among nursing students in Sri Lanka. In:
• International Research Conference in Health Sciences 2022. p.72. Available at http://ir.kdu.ac.lk/handle/345/5507
• Kumara, W.G.C., Warnakulasuriya, S.S.P., 2021. Assertiveness Among the Nursing Undergraduates in a Defence University, Sri Lanka. In: Annual Research Symposium 2021 - Faculty of Nursing 2021. p.17. Available at http://ir.kdu.ac.lk/handle/345/5262 
• Sudusinghe, W.S., & Kumara, W.G.C. (2021). Assessment of Motivation to learn English via online among university undergraduates: An Online Survey. In Vavuniya University International Research Symposium (2021). http://ir.kdu.ac.lk/handle/345/4992 
• Kumara, W.G.C., de Zoysa, P., Balasuriya, A., Fernando, N.F.J., 2021. A counselling intervention to improve treatment adherence of ischemic heart disease patients: The development of a protocol. Presented at the 14^th International Research Conference of KDU 2021. http://ir.kdu.ac.lk/handle/345/4714
• Kumara, W.G.C., Warnakulasuriya, S.S.P., 2021. The Cross-cultural Adaptation of the Begley and Glackens's Assertiveness Scale for use with Nursing Students in Sri Lanka. In: The Ruhuna University Faculty of Allied Health Sciences Research Symposium (RuFARS) 2021. p.59. http://ir.kdu.ac.lk/handle/345/4464  
• Kithmini, J.P.D., Kaarthiga, S., Perera V.B.J., Deshapriya, H.D.S., Kumara W.G.C., Fernando N.F.J., 2021. Depression Symptomatology, Anxiety and Stress Levels among BSc Undergraduates of the Faculty of Allied Health Sciences, Kotelawala Defence University, Sri Lanka. In: SLMA 134th Anniversary International Medical Congress, Colombo, Sri Lanka: Sri Lanka Medical Association, p.206-207.https://conference.slma.lk/  
• Sudusinghe, W.S., Kumara, W.G.C., 2021. Metacognitive Awareness of Reading Strategies Among ESL Learners: An Online Study Conducted in Higher Education Institutes in Sri Lanka. In: International Conference on the Humanities (ICH), University of Kelaniya. p.56. http://repository.kln.ac.lk/handle/123456789/23229 
• Sudusinghe, W.S., Rajapaksha, R., Kumara, W.G.C., 2021. Assessing the Students' Perception on the Effectiveness of Using Padlet in English Language Learning. In: Rajarata University International Symposium on English Language Teaching (RUISELT 2021). p.70. http://192.248.104.6/handle/345/4421 
• Sudusinghe, W.S., Kumara, W.G.C., Gamage, G.P.K., 2021. Relationship between English Proficiency and Academic Performance among Nursing Undergraduates in a Defence University, Sri Lanka; A Correlational Study. In: Rajarata University International Symposium on English Language Teaching (RUISELT 2021), p.48. http://192.248.104.6/handle/345/4423  
• Sudusinghe, W.S., Kumara, W.G.C., 2021. Learner Satisfaction and Autonomy via Distance Education; A Study Conducted among Selected Advanced Level Students in Southern Province, Sri Lanka. In: Rajarata University International Symposium on English Language Teaching (RUISELT 2021), p.69. http://ir.kdu.ac.lk/handle/345/4422  
• Kumara, W.G.C., Zoysa, P., Balasuriya, A., Fernando, N. and Jayamanne, B.D.W., 2021. Cross-cultural adaptation and validation of the Hospital Anxiety and Depression Scale (HADS) for ischemic heart disease patients in Sri Lanka. In: Research Conference in Health Sciences 2021. Colombo: University of Sri Jayewardenepura, p.44. http://dr.lib.sjp.ac.lk/handle/123456789/9237  
• W.S., Sudusinghe and W.G.C, Kumara and Kothalawala, CJ and Kothalawala, TD, Assessment of Public Speaking Anxiety (PSA) Among Sri Lankan Law Undergraduates.2021. https://papers.ssrn.com/sol3/papers.cfm?abstract_id=3809042 
• Kumara, W.G.C, Priyangika, K.G.G, & Sudusinghe, W.S (2020). Multiple Intelligence and Academic Performance among BSc. Nursing Undergraduates in Kotelawala Defence University, Sri Lanka; A Correlational Study. In 13th International Research Conference of General Sir John Kotelawala Defence University, Sri Lanka. http://ir.kdu.ac.lk/handle/345/2876 
• Senanayake N.C., Udarika L.L.S., Sewwandi G.V.N., Dedunu K.D.A.N., Agalawatte A.S.M.J.S.B., Kumara W.G.C., Jayasekara J.M.K.B.  2020., Relationship between Emotional Intelligence and Job Satisfaction among the Nursing Officers in General Hospital, Kalutara. In: 3rd Research Symposium of the Faculty of Allied Health Sciences, 2020. [online] University of Ruhuna, Galle, Sri Lanka, p.46. https://www.researchgate.net/publication/344454641_Relationship_between_Emotional_Intelligence_and_Job_Satisfaction_among_the_Nursing_Officers_in_General_Hospital_Kalutara 
• Gamage, G.P, Kumara, W.G.C, Sudusinghe, W.S, 2020. The Relationship Between Learning Styles and Academic Performance among BSc. Nursing Undergraduates in a Sri Lankan Defence University. In: Sri Lanka Medical Association 133rd Anniversary International Medical Congress, 2020. [online] Colombo, Sri Lanka: Sri Lanka Medical Association, p.61. https://slma.lk/webcasts-archived-videos/ 
• Kumara, W.G.C., de Zoysa, P., Balasuriya, A., Fernando, N.F.J., 2019. The cross-cultural adaptation of the Type D Personality Scale (DS-14) for use with patients diagnosed with Ischemic Heart Disease (IHD) in Sri Lanka. Presented at the Annual Research Symposium - 2019, University of Colombo, University of Colombo. [online] http://192.248.16.117:8080/research/handle/70130/4725 
• Kumara, W. G. C, De Zoysa, P, Balasuriya, A. and Fernando, (2019). The cross-cultural adaptation of Morisky Green Levine Medication Adherence Scale for use with diagnosed patients of Ischemic Heart Disease in Sri Lanka. Kln.ac.lk. [online] http://repository.kln.ac.lk/handle/123456789/20509 
• MHMMK Jayasooriya, HWS Sajeewanie, PSL Pathirana, PM Ann, TD Marasinghe, WGC Kumara, NFJ Fernando (2019). Psychological distress among Sri Lankan Army servicemen with a permanent physical disability due to battle injuries in the civil war of Sri Lanka. In: 11th International Conference of the SAARC Psychiatric Federation and the 16th Annual Academic Sessions of the Sri Lanka College of Psychiatrists: Sri Lanka College of Psychiatrists. http://ir.kdu.ac.lk/handle/345/4177 
• Wanninayaka, M., Dasanayake, D., Jathungedara, N., Peiris, M., Vijayachithra, G., Gunarathna, I., Walpita Gamage, C. and Fernando, N. (2018). Knowledge, attitudes and practices regarding the use of physical restraint among psychiatric nurses working at the National Institute of Mental Health (NIMH), Angoda. In: 15th Annual Academic Sessions, College of psychiatrists, Sri Lanka. Colombo, Sri lanka: Sri Lanka College of Psychiatrists.
• Alukumbura, S., Ekanayaka, R., Kalpani, S., Sandeepanie, D., Thilakarathna, R., Wijerathne, U., Kumara, W.G.C and Wijesinghe, R. (2018). Knowledge, attitudes and practices on Basic Life Support (BLS) among traffic police officers, Police Division-Nugegoda, Sri Lanka. In: International Nursing Congress, Department of Nursing, Faculty of Allied Health Sciences, University of Peradeniya, Sri Lanka. Peradeniya, Sri Lanka: University of Peradeniya, Sri Lanka, p.36.http://ir.kdu.ac.lk/handle/345/4179 
• Perera, B., Maduranga, G., Bandara, M., Kumara, W.G.C. and Perera, N. (2018). Comparative Study of Prevalence of Migraine among Defence and Non - Defence Undergraduate Students in General Sir John Kotelawala Defence University (KDU), Sri Lanka. In: International Nursing Congress, Department of Nursing, Faculty of Allied Health Sciences, University of Peradeniya, Sri Lanka. Peradeniya, Sri Lanka: University of Peradeniya, Sri Lanka, pp.5-6. http://ir.kdu.ac.lk/handle/345/4178 
• Rukshani, D., Kahandawala, P., Jayawardana, K., Karunarathne, D., Walapitagamage, C. and Gamage, C. (2017). Quality of Life and its determinants in a heterogeneous group of cancer patients in National Cancer Institute of Sri Lanka. In: 14th Annual academic sessions. Colombo, Sri Lanka: Sri Lanka College of Psychiatrists, p.30.
• Kumara, WGC., Samarawickrama MB (2014). Knowledge and Attitudes on Smoking among Adult Patients with Ischemic Heart Disease (IHD). In: 11th Academic Sessions; University of Ruhuna, Matara, Sri Lanka. ISSN 2362-0412: University of Ruhuna, Matara, Sri Lanka. http://ir.kdu.ac.lk/handle/345/4184?show=full

Chapters & Web Documents

• Sudusinghe, W.S. & Kumara, W.G.C., 2021. Assertiveness for a Successful Nursing Profession. New vision Newsletter - Publication of the Graduate Nurses' Foundation of Sri Lanka.
  Available at: http://ir.kdu.ac.lk/handle/345/5361.
• Warnakulasuriya, S.S.P & Kumara, W.G.C., 2021. Assertiveness for a Successful Nursing Profession. New vision Newsletter - Publication of the Graduate Nurses' Foundation of Sri Lanka.
  Available at: http://ir.kdu.ac.lk/handle/345/5360

Graduate supervision

• Co- supervised Final year research projects of BSc. Nursing undergraduates every year from 2016 up to now.

• First Runners-up of the Oral presentations for the abstract presentation at 4th Research Symposium, Faculty of Allied Health Sciences, University of Ruhuna, Sri Lanka
• Co-authored the Best Oral Presentation in the Technical Sessions of Faculty of Management, Social Sciences and Humanities at the International Research Conference, KDU 2020
• Co-authored the Best Oral Presentation in the track “Language & Education” of Faculty of Management, Social Sciences and Humanities at the International Research Conference, KDU 2021

• A member of the nEUROcare project funded by the Erasmus+ grant in developing a MSc Degree in “Neuro-degenerative Disorders”, which will be initiated in 2025 in Sri Lankan Universities, including KDU.
• A life member at United Nations Association of Sri Lanka affiliated to the World Federation of United Nations Association.
• A life member of the Graduate Nurses' Foundation of Sri Lanka.

Other Reponsibilities

• 2021 to present: Faculty Representative of the Center for Gender Equity and Equality of General Sir John Kotelawala Defence University (CGEE- KDU)
• 2021 to present: Student counsellor for the intake 38 batch in Faculty of Allied Health Sciences, KDU
• 2021 to present: Department coordinator of the Internal Quality Assurance Cell (IQAC) at the Department of Nursing and Midwifery, Faculty of Allied Health Sciences, General Sir John Kotelawala Defence University, Sri Lanka.
• 2020 to 2021: Academic coordinator of the Department of Nursing and Midwifery, Faculty of Allied Health Sciences, General Sir John Kotelawala Defence University, Sri Lanka
• 2018 to 2021: Faculty Counselor (Honorary basis), Faculty of Allied Health Sciences, General Sir John Kotelawala Defence University, Sri Lanka.
• 2017: Faculty coordinator of the Faculty of Allied Health Sciences in the 10th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka
• 2016: Faculty coordinator of the Faculty of Allied Health Sciences in the 9th International Research Conference, General Sir John Kotelawala Defence University, Sri Lanka
• 2016 to 2017: Department coordinator of the Initial Trauma Care for Nurses (ITCN) Programme organized by the Faculty of Allied Health Sciences, General Sir John Kotelawala Defence University in collaboration with The College of Surgeons of Sri Lanka and with the Faculty of Medicine, General Sir John Kotelawala Defence University, Sri Lanka.

Editorial Works

• Member of the editorial committee in the Faculty of Allied Health Sciences Sessions, International Research Conference - KDU 2017