Dr Dilum Wewalaarachchi

Fellow Tembusu College National University of Singapore

Dr. Thilanga Dilum Wewalaarachchi is a full-time Programme Manager (Research Associate) at the Lien Centre for Social Innovation at the Singapore Management University. She is currently leading research projects centred on solving current and future social issues in Singapore and beyond. She has previously worked as a Postdoctoral Fellow in the Psychology Department at the National University of Singapore, where her research has centred on the cognitive and language development of bilingual and monolingual Mandarin learning children. 

Dr. Wewalaarachchi holds an Honours Degree and PhD from the National University of Singapore, both in Psychology. She has published six articles in peer reviewed journals and has conducted fieldwork in China. For her PhD thesis she received the award of Graduate Valedictorian for being the top graduate student in the Department of Psychology and the Department of English Language & Literature. At NUS she has also tutored in Atypical Language and Development, Developmental Psychology, Health Psychology and Introduction to Psychology.


Intelligence and Singapore Society
The Tembusu (Fagraea fragrans) is a large evergreen tree in the family Gentianaceae. It is native to Southeast Asia. Its trunk is dark brown, with deeply fissured bark, looking somewhat like a bittergourd. It grows in an irregular shape from 10 to 25m high. Its leaves are light green and oval in shape. Its yellowish flowers have a distinct fragrance and the fruits of the tree are bitter tasting red berries, which are eaten by birds and fruit bats.