Dr Ruchini Jayasinghe (MAIB, MAIQS, CQS) iis a Lecturer and researcher in Construction Management with over a decade of teaching experience across Sri Lankan and Australian higher education. She currently teaches in the Construction Management program at Adelaide University Online (previously University of South Australia Online) facilitating courses including Quantity Surveying Practice; Construction Cost Planning; Building Estimating; Advanced Quantity Surveying; Project Appraisal. Her teaching philosophy centres on transforming foundational student knowledge into applied competencies while fostering self-efficacy, critical thinking, and lifelong learning, an approach reflected in her co-authorship of Building Cost Planning: Best Practices and Insights (2024), the region's first open-access construction cost planning textbook, recognised with the UniSA Unstoppable Teaching & Learning Innovation Award (2025).
Ruchini holds a PhD in Construction Management from the University of South Australia and a First Class Honours degree in Quantity Surveying from the University of Moratuwa, Sri Lanka. Prior to her current role, she served as a Lecturer in the Department of Building Economics at the University of Moratuwa and contributed as a visiting lecturer at the Institute of Quantity Surveyors Sri Lanka, teaching across diploma and professional programs.
Her research spans construction management, circular economy in the built environment, reverse logistics, and construction and demolition waste management. Her work has expanded into the scholarship of teaching and learning, supported by several competitive external and internal grants, which she has led and co-led, with a particular focus on student cognitive engagement, work-integrated learning (WIL), online assessment, and the integration of emerging technologies such as GenAI and immersive virtual reality in construction education
Ruchini maintains sustained professional engagement with the Australian Institute of Quantity Surveyors (AIQS), the Australian Institute of Building (AIB) and as a member of Waste Management and Resource Recovery Association (WMRR) and their working groups, ensuring her teaching, research and service remain connected to industry practice and professional standards.
Ruchini is an active contributor to the academic community as a guest editor, peer reviewer, and conference committee member, and has published widely in leading journals in construction management and education. She also contributes to academic leadership and service roles, currently serving as an Academic Integrity Officer (since 2024), a Leadership Committee member of the Early Career Research Network (2024-2025), and a Mentor for the UniSA/Adelaide University Student Advisory Group (2025).