A wide study conducted by the Metropolitan Studies Center, USP, is the subject of the book, "Path of Inequalities: what has changed in Brazil over the past 50 years."

Reducing inequality in Brazil bucked the theoretical expectations of the social sciences, explains Marta Arretche, director of CEM, in the following video.

Researchers at CEM, the Center for Metropolitan Studies, aim to map, describe and understand the recent changes in Brazilian cities. What it was and what has been the role of public policy in this process? How do they work?