UNDP vows to accompany Vietnam in development process 14:00 | 27/01/2021 Resident Representative of the UN Development Programme (UNDP) in Vietnam Caitlin Wiesen promised to closely coordinate with and contribute to the building and implementation of socio-economic development strategies and plans of Vietnam in a recent interview with the Vietnam News Agency (VNA). Resident Representative of the UN Development Programme (UNDP) in Vietnam Caitlin Wiesen (Photo: VNA) Hanoi â Resident Representative of the UN Development Programme (UNDP) in Vietnam Caitlin Wiesen promised to closely coordinate with and contribute to the building and implementation of socio-economic development strategies and plans of Vietnam in a recent interview with the Vietnam News Agency (VNA).