Over recent years, the Brazilian public sector has been structured to improve the management of social programs such as the Bolsa Família. In the Ministry of Social Development and Fight against Hunger – since 2016 Ministry of Social and Agrarian Development – the Secretariat for Evaluation and Information Management (SAGI) is the key to the production of data that support the improved design and management of social policies and programs. This text describes how monitoring and evaluation is structured in Brazil, as well as the role of the SAGI in this process.