Dr. Liu Thai Ker is an architect-planner and currently a senior director of RSP Architects Planners & Engineers, which he joined in 1992. Often described as the father of city planning in Singapore, he has provided architecture and urban planning services in around 40 cities outside Singapore.  The sizes of these city planning projects range from a few hundred thousand people to 12 million people. Dr. Liu is also the founding chairman of the advisory board of Centre for Liveable Cities, since 2008.  The Centre for Liveable Cities is a knowledge hub created under the Ministry of National Development and the Ministry of the Environment and Water Resources, focusing on urban development related issues. He was previously chief architect and CEO of The Housing and Development Board and later chief planner and CEO of the Urban Redevelopment Authority of Singapore.