1 Slum upgrading within the “Informal Settlements Urbanization - Growth Acceleration Program (PAC-UAP)”. A Case Study of the ABC Region within the Metropolitan Region of São Paulo (Brazil) Ricardo de Sousa Moretti*; Rosana Denaldi; Cláudia F. E. Paiva; Fernando Rocha Nogueira; Juliana Petrarolli © by the author(s) (*) E-mail: ricardo.moretti@ufabc.edu.br Rua Capital Federal, 717 São Paulo SP Brasil 01259-010 Paper presented at the RC21 International Conference on “The Ideal City: between myth and reality. Representations, policies, contradictions and challenges for tomorrow's urban life” Urbino (Italy) 27-29 August 2015. http://www.rc21.org/en/conferences/urbino2015/