Undergraduate Studies
Management & Finance
•  Organizational Behaviour
Law
•  Introduction to Legal Environment
•  Commercial Law
•  Business Law
•  Legal Aspects of Supplies & Material Management
•  Cargo Handling & Operations (Insurance Law)
•  Industrial and Commercial Law

• Bar Association of Sri Lanka
• Alumni member Staffordshire University, U.K
• Alumni member University of Colombo
• Alumni member of Post Graduate Institute of Management, University of Sri Jayewardenapura
• Alumni member Tel Aviv University, Israel
• Member Friends Circle Tel Aviv University, Israel
• Member of Jerusalem Choir and Orchestra, Jerusalem Israel
• Alumni University of Sri Jayewardenapura

RESEARCH PUBLICATIONS

Book Chapter (2023)

• Perera, R.D., Ghildyal, A., Chang, E. (2023). Benefits Realization Approach to Project Management Using Social Fuzzy Consensus Group Decision Support. In: Shahbazova, S.N., Abbasov, A.M., Kreinovich, V., Kacprzyk, J., Batyrshin, I.Z. (eds) Recent Developments and the New Directions of Research, Foundations, and Applications. Studies in Fuzziness and Soft Computing, vol 422.  149-168. Springer, Cham. https://doi.org/10.1007/978-3-031-20153-0_12

Book Chapter (2021)

• Ghildyal, A., Ru D., Chang, E., Joiner K., Despande A., (2020) “Conceptual Framework for Measuring Project Benefits using Belief – Plausibility and Type1 Fuzzy Inference System” (Chapter 20) in Studies in Fuzziness, Vol. 393, Shahnaz N. Shahbazova et https://doi.org/10.1007/978-3-030-47124-8_20

International Research Conference 2020 

• Men empowerment in the Apparel Industry of SL

Conference Papers

• Black & White Swans in Mega Projects: Fuzzy Logic Evaluation Approach - Global Conference Multidisciplinary Research 2025; D.R. Perera 
• Conceptual Framework for Evaluating Holistic Project Benefits using Fuzzy Logic: Stated Benefit Identification and Realization Approach – 2019. By D R Perera.

Extended Abstract

• D. R. Perera, ‘Identifying and Measuring the Project Benefits of Public Sector Mega Projects: Stratification Method and Fuzzy Logic Approach’ 21st International Conference on Business Management (ICBM 2025), p 12
• D. R. Perera, ‘Measuring black-swans of IT projects: A socio fuzzy consensus approach for benefit management’, ICCMM 2025. p 22-23
• D. R. Perera, ‘E-Governance in Court System of Sri Lanka:Determining Stakeholder Potential to Implement Full-fledged ICT Based Court System and its Legal, Technological and Socio-Economic Implications’, Abstracts-General Sir John KotelawalaDefence University, International Research Symposium proceedings 2013, Sri Lanka as a Hub in Asia: The Way Forward, (Colombo), p. 83

Journal publications

• Prin. Dr. Ms. Pragna A. Vadher1, Rakesh Manilal Patel2, Dr. Dhinesha Ruwanthi Perera3, Dr. Gunamani B. Deheri4, Dr. Priti Vasantbhai TandelP iezo-Viscous Dependency and Couple Stresses on Performance of Rough Circular Plates. International Journal of Recent Engineering Research and Development (IJRERD) Volume 10 – Issue 03, May - Jun 2025, PP. 25-34 ISSN: 2455-8761
• Dr. Dhinesha Ruwanthi Perera, Prin. Dr. Ms. Pragna A. Vadher, Dr. Sanjeev Kumar, Dr. Gunamani B. Deheri, Rakesh Manilal Patel. Magnetic fluids based lubrication performance on deformable rough finite journal bearings
• Perera Ruwanthi, D., Kumara U. Anura & Yapa, STWS (2022).Information Technology Project Benefit Realization in Military enterprises of Sri Lanka using Integrated Fuzzy-Dempster-Shafer Algorithm. International Journal of Governance and Public Policy Analysis, 4(1), 46-67.
  DOI: https://doi.org/10.31357/ijgppa.v4i1.6216
• Perera Ruwanthi, D., Kumara U. Anura & Yapa, STWS (2022). Financial gain-based optimal selection of cities for energy outlets in developing countries: Fuzzy logic innovative formalism with special reference to Sri Lanka.  Journal of Management, Social Sciences & Humanities, 3(1). 18-58. 
  https://fmsh.kdu.ac.lk/jmsh/volume-03.html
• Perera, D.R. & Ghildyal A. (2023) Incorporating ChatGPT for Mega Project Benefits Reasoning, Engineering Intelligent systems, 31(6), 1-9.
• Vadher, P. A., Perera, D. R., Kumar, S., Deheri, G. B., & Patel, R. M. (2025). A study of deformable rough surfaces on finite slider bearing. Technische Sicherheit, 25(4).
• Perera, D.R. (2025) EVALUATING THE BLACK SWANS OF SOCIAL MEDIA: MEASURING THE EXTENT OF RIGHT OF ACCESS TO INFORMATION THROUGH AN INVENTIVE FUZZY LOGIC APPROACH, The 10th World Conference on Media and Mass Communication MEDCOM 2025 (P. 67)

Silhouette Publication

• Modern Perspectives to the Management of International Commercial Arbitration: Lex mercatoria
• D.R. Perera, ‘What lawyers do when nobody is watching: Legal advertising, solicitation & canons of ethics as a case study of the impact of professional rules’, Journal of the General SirJohn Kotelawala Defence University Silhouette 2012-2013, (Colombo), p.153

Symposium Publications

• Publication titled Israel Defence Force: a Retrospective Study for Prospective Regional Defence Challenges, for the International Research Symposium 2014

Research Interests

• E-governance and Knowledge governance
• Audit failures and its legal & ethical implications
• Security, Dispute Resolution & Diplomacy
• Organizational Culture
• Go-green concept in the new era of management
• Legal & Privacy Issues in E-commerce
• Professional Ethics of the Legal Profession
• Jewish Legal System and lessons on the Law
• International Trade & Customs
• Inland Revenue Legislations and impact on financial decisions
• Industrial Law and impact on Corporate Management Strategies
• Migrant workers and legal implications- serve Sri Lankan Migrant Workers bette

Refereed Articles  

• Shopping the Streets for Fashion: Strategic Fusion of Fashion and Technology

Media research articles

• Model to reduce air pollution in city

Media Article and Research Advisory

• Demystifying the Trade-Off between Business Realities and Health Risk –  Perera, DR , Daily news (Lake house: e paper) 7th April 2020, page 07″
• Latent formula to conquer health crisis-Perera DR, Sunday Observer- e paper, 19th April 2020, Page 22.
• A blend of science and creativity to defeat COVID-19- Perera DR, Daily News-e paper, 2nd May 2020, pg 07.

Industry-based publications

• Creators’ acid tests: Practical implications of three-fold patentability criteria
• Dual-career couples and work-life diversity: Is it a signifier of happy and healthy families?
• Service marks and service quality of an organisation: A practical perspective

Theory and Concepts in Practice

• Israel’s Iron Dome: Implications on Commercial Negotiations.

Business Management Digest

• Ballet Synchronization & Organizational Behaviour by D R Perera, February 2020

• Represented Sri Lanka at the Louis M. Brown Client Consultation Competition in Netherlands 2011 (Entered Finals)
• Participant of Practical Training Programme conducted by Legal Aid Commission 2012
• Symposium Paper Presenter for the International Research Conference, General Sir John Kotelawala Defence University, 2013 and 2014
• Participated at the Professional Development Programme for Academics of the Recanati School of Business, Tel Aviv University, Israel.
• Best Girl Guide of 1st Colombo Guides of Methodist College in 2002
• Western Band Leader Methodist College, 2005
• Ballet (Royal Schools of Dance) up to Grade six

Work Experience

• Represented Sri Lanka at the Brown Mosten Client Consultation Competition 2011, Maastricht Netherlands : entered Semi Finals
• Apprenticed at Attorney General’s Department : 2012 January – 2012 December
• (Civil and Corporate Law )

Academic Projects

• Systematic Redesign Project for Department of Prisons 2009.
• Professional Development Program conducted by Sofaer Business School, Tel Aviv University, Israel in 2010
• Mediation & Arbitration project at Tel Aviv University, Israel in 2010
• Online workshop on Public Speaking for Students of the FoL

• Invitation to Visit Logistics and IT Research Lab at UNSW Canberra in 2019
• Lead researcher for Asia in the ‘Grant titled Strategic Cyber Defence Data Sharing Policy for Public & Private Sector’ with University of Griffith 2023 to 2025.