Seu passed away in Apia on Saturday night.
He served the Asia-Pacific region for many years in his capacity as Lecturer at the University of the South Pacific - Alafua Campus (USP) and as the first Director of the Land Resources Division of the Pacific Community (SPC) based in Suva.
Seu also worked as a Rural Development Extensionist for the United Nations Food and Agricultural Organisation (FAO) for the Asia and the Pacific RegionĀ in Bangkok, Thailand until he retired.