Juan Pablo Pérez Sáinz He has been a FLACSO researcher since 1981. He currently resides in Costa Rica. He has worked on issues of the labor market, local economic development, social exclusion and inequalities. His most recent publications include: Markets and barbarians. The persistence of surplus inequalities in Latin America (San José: FLACSO, 2015); A history of inequality in Latin America. The barbarism of the markets, from the 19th century to today (Bueno Aires: Siglo XXI, 2016); as editor, Lives besieged. Youth, labor exclusion and urban violence in Central America (San José: FLACSO / IDRC, 2018); The rebellion of those that nobody wants. Responses to survive extreme inequalities in Latin America (Bueno Aires: Siglo XXI / FLACSO-Costa Rica, 2019).