Ms Laura Petrella, Leader of the City Planning, Extension and Design Unit at UN-Habitat. Laura leads the work of UN-Habitat in the field of city-wide planning, city extension, and site design. The Unit hosts the Global Public Space Programme and the Urban Planning and Design Lab of UN-Habitat, and a capacity building team, all important mechanisms for the implementation of the New Urban Agenda and for the support to local and national governments. She trained in Italy as architect and specialized in urban and territorial planning in developing countries. She has 25 years of experience initially in research and then at UN-Habitat, where she has worked on slum upgrading, has been in charge of a major programme on Safer Cities (2002-2010) and has established the City Planning Extension and Design Unit (2012). She has several publications in her name or coordinated by her, including global guidelines of UN-Habitat on urban planning, public space and slum upgrading. She has worked in project implementation and advised national and local governments on urban development South Africa, Morocco, Senegal), Latin America (particularly Brazil, Colombia, Mexico, Haiti), Asia (Papua New Guinea, Cambodia, China, Philippines, India) and Europe (Italy, Serbia and planning issues in Africa (including Kenya, Tanzania, Burundi, Rwanda, Cameroon, , Russia) as well as at global level.