Professor Greg Clark is a UK based urban leadership and sustainable urban transition expert who is in Australia to present a free lecture at the University of Melbourne’s Faculty of Architecture, Building and Planning titled A National Urban Policy for Australia – what can we learn from global experience, is also a recognised authority on cities, urban leadership, and investment in sustainable urban transition. He has also worked with more than 300 cities, 40 national governments, 20 multilateral institutions, and multiple global corporates & investors across the world. In this interview, he answers questions about how national policy in Australia might best respond to the post pandemic challenge of a rapidly increasing urban population.