Joseph Cho-yam Lau gained his M. Phil (1997) and Ph.D. degree (2007) in Hong Kong University and his research focused on the influences of socio-economic and land-use development on the accessibility of the poor in Hong Kong. Over the past 20 years, he had published 9 papers in international journals (e.g. Cities and Habitat International), which were about the commuting of the poor in Guangzhou, Singapore and Hong Kong. He also published one (open access) paper in the Open Transportation Journal and one book chapter.