• Speech-Language Pathology
• Swallowing Difficulties in Adults

• Acquired Neurological Communication Disorders in Adults
• Acquired Language Difficulties in Bilinguals

• Piyaratne M.D.T.M and Atapattu A.D.S.A (2019) Care Giver knowledge and Perspectives on the Speech and Language Therapist Recommendation of Texture Modified Food in the Management of Patient with dysphagia; Best poster presentation at the International Conference for Physiotherapists , Occupational Therapists and Speech and Language Therapists, September 2019, Colombo, Sri Lanka.

Publications in Conference Proceedings (Oral and Poster Presentations)

• Cross cultural adaptation of assessments for testing lexical retrieval in bilinguals: a study on healthy Sinhala-English bilingual speakers, Oral presentation at the Royal College of Speech and Language Therapists Conference 2019, Nottingham, UK
• Piyaratne M.D.T.M and Atapattu A.D.S.A (2019) Care Giver knowledge and Perspectives on the Speech and Language Therapist Recommendation of Texture Modified Food in the Management of Patient with dysphagia; Poster presentation at the International Conference for Physiotherapists , Occupational Therapists and Speech and Language Therapists, September 2019, Colombo ,Sri Lanka. Selected for Poster session at the ASHA Annual Convention, November 21-23, 2019 at the Orange County, Orlando, Florida.
• Atapattu D., Chemmanthara S., Jayasena B., (2010) Hearing Aid satisfaction outcome study in adults using the International outcome Inventory (IOI-HA) in an Indian urban setup. Paper presented at the XLII Indian Speech & Hearing Conference, Bangalore, India, January 2010.
• Atapattu D., Kanagokar V. Subbarao T.A. (2009). A comparison of Bilingual proficiency and usage with verbal working memory in Grade three normal children. Paper submitted & accepted at the XLI Indian Speech & Hearing Conference, Pune, India, January 2009 & the International Symposium of Bilingualism (ISB), San Juan, Puerto Rico, 2009.
• Atapattu D., George S., Kanagokar V., (2009). Evaluating maternal techniques for infant participation during Parent-Child Interaction. Paper presented at the XLI Indian Speech &Hearing Conference, Pune, India, January 2009.
• Atapattu D., George S., Kanagokar V., (2008). An evaluation of Mothers’ Attitudes towards their Autistic Child. Paper presented at the 1st National Conference on Autism, Shoranur, India, March 2008.
• Atapattu D., George S., Kanagokar V., SubbaRao T.A. (2008). An Evaluation of Mothers’ attitudes towards their communication disabled child following longterm speech therapy. Paper presented at the XL Indian Speech & Hearing Conference, Mangalore, India, January 2008.

• Atapattu, D., Jayasena, B., Chathurika, L.K.E. (2013) Noise Induced Hearing Loss, where do we stand?; A survey of the prevalence of occupational and nonoccupational noise-induced hearing loss in Sri Lanka. (In Preparation)
• Atapattu,D., Whiteside, S., (2011) Speech Development Sinhala speaking children aged 4-6 years - A normative study. (Unpublished thesis- in preparation for publication)

• Faculty board member
• Senior Treasurer, Students Union (SHS)

• Clinical Supervisor, Adult Neurological Communication clinic, Department of Disability Studies (Years 3 and 4)

• Teaching modules: Communication and Hearing across a Life Span (Year 1) Adult Language Disorders (Year 3), Motor speech Disorders in Adults (Year 3), Seminar in Adult Language and Cognition (Year 3), Adult Dysphagia (Year 3)

• Rajakaruna, D.S. (SH/ 2013/051) Study to Determine Factors Considered by Speech and Language in Decision Making for Oral versus Non -oral Feeding in, Acute Post Stroke Patients

• Udayangani G.H.B (SH/2013/069)- Knowledge and Practices of Oral Hygiene in Patients within Stroke Setting; The Role of Speech and Language Therapists and Related Primary Health Care Provider.

• Piyaratne M.D.T. M (SH/2013/046) Care Giver knowledge and Perspectives on the Speech and Language Therapist Recommendation of Texture Modified Food in the Management of Patient with Dysphagia.

• Fernando W. (SH/2013/013) Knowledge, Attitudes and Practices of Speech and Language Therapists in Delivering Dysphagia Related Health Information to Patients with Concomitant Post Stroke Aphasia and Swallowing Difficulties.

• Shanmugharajah, P.V (2013/059) Augmentative and Alternative Communication Systems in Acquired Neuro Communication Disorder in adults living in Sri Lanka; Where do we stand?

• Jayathissa J.H.S (SH/2014/015) - Use of spontaneous gesture patterns of people with aphasia at conversational level.  

• Rumesha A.A. ( SH/2014/026) The perspectives of   speech and language therapists On the use of Non speech orol motor exercises( NSOMEs) in the intervention for dysarthria

• Jinadasa T. (SH/2014/017) The analysis of conversational features between the Individuals with Dementia and their Communication Partners in natural conversation.

• Incidence and profile of patients with aphasia post stroke, in Sri Lanka (In process of ERC approval)

• World Class University Scheme award for PhD studies LKR 1.5 million
• University Teacher Grant for Higher Studies (UGC; 2013) LKR 3.5 million