Trained as an architect, Wan worked in community-based participatory design projects in Thailand before joining the humanitarian sector over 16 years ago during Cyclone Nargis response in Myanmar. Since then, Wan has coordinated and managed emergency responses in Haiti, Nepal, Pakistan, Indonesia, Iraq, the Philippines and Ethiopia amongst others, working with a number of humanitarian organizations with particular focus on shelter, settlement, and Camp Management. Wan has recently moved to IOM Washington DC from Geneva as the head of US Program and Operations Unit.