Excerpts from the panel discussion Modern Urban Utopias: a conversation with the builders of new cities including Jacob Bennett, Deputy City Manager, Skolkovo; Fahd Al Rasheed, Managing Director and CEO, King Abdullah Economic City; Chen Xiaohui, Deputy Chief Planner, Jiangsu Institute of Urban Planning and Design; Scot Wrighton, City Manager, Lavasa and moderated by Carlo Ratti, Director, MIT SENSEable City Lab held at the New Cities Summit held in Paris 14-16 May 2012.