Andreas Georgoulias is an expert on sustainable infrastructure and large scale developments. He is a researcher at the Zofnass Program for Sustainable Infrastructure at Harvard, and an advisor to QStone Capital, a private equity firm focusing in waste water. He has published three books and numerous case studies on his area of work. He is the lead developer of the Zofnass Economic Tool, a comprehensive analytic model that quantifies the external costs and benefits of infrastructure. In the past, he has led the development of the first rating system to assess sustainable infrastructure, now deployed in the US and globally as Envision. He has collaborated with Obermeyer, Hochtief, UniCredit Markets and Investment Banking, and the US General Service Administration. He has consulted widely for multilateral development banks, and in specific assignments for the Economist Intelligence Unit and the United Nations Development Program. He has led urban development plans in Cameroon, Saudi Arabia and Pakistan. Georgoulias holds degrees in Engineering from the University of Athens, a Master’s and a Doctorate from Harvard.