Dr Marcus Spiller is a Principal, Partner and Director of SGS Economics & Planning Pty Ltd.  His consulting experience spans land economics, regional development, housing policy, infrastructure funding and policy co-ordination systems.  He has taken up secondments as lecturer in urban economics at Melbourne University, adviser to the Minister for Planning and Housing in Victoria and senior executive in the Queensland Department of Housing, Local Government and Planning.  He is an Adjunct Professor at RMIT University and at the University of NSW, an Associate Professor at the University of Melbourne, a former member of the National Housing Supply Council and a former National President of the Planning Institute of Australia.